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Leman 1987, p.243. Leman, Alexander B. (1987). "Human settlements: The second definition". Ekistics. 54 (325/326/327). Athens Center of Ekistics: 243–248. ISSN0013-2942. JSTOR43623005.
Leman 1987, p.245. Leman, Alexander B. (1987). "Human settlements: The second definition". Ekistics. 54 (325/326/327). Athens Center of Ekistics: 243–248. ISSN0013-2942. JSTOR43623005.
Leman 1987, pp.245–246. Leman, Alexander B. (1987). "Human settlements: The second definition". Ekistics. 54 (325/326/327). Athens Center of Ekistics: 243–248. ISSN0013-2942. JSTOR43623005.
Leman 1987, pp.246–247. Leman, Alexander B. (1987). "Human settlements: The second definition". Ekistics. 54 (325/326/327). Athens Center of Ekistics: 243–248. ISSN0013-2942. JSTOR43623005.
Cancian 1996, pp.215. Cancian, Frank (1996). "The Hamlet as Mediator". Ethnology. 35 (3). University of Pittsburgh- Of the Commonwealth System of Higher Education: 215–228. doi:10.2307/3773920. ISSN0014-1828. JSTOR3773920.
Harris & Ullman 1945, pp.7–17. Harris, Chauncy D.; Ullman, Edward L. (1945). "The Nature of Cities". The Annals of the American Academy of Political and Social Science. 242. [Sage Publications, Inc., American Academy of Political and Social Science]: 7–17. doi:10.1177/000271624524200103. ISSN0002-7162. JSTOR1026055.
Riis 1972, pp.19–23. Riis, Nelson (1972). "Settlement Abandonment A Case Study of Walhachin". Urban History Review / Revue d'histoire urbaine. 1 (2). [Urban History Review, Becker Associates]: 19–23. doi:10.7202/1020634ar. ISSN0703-0428. JSTOR43558699.
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Leman 1987, p.244. Leman, Alexander B. (1987). "Human settlements: The second definition". Ekistics. 54 (325/326/327). Athens Center of Ekistics: 243–248. ISSN0013-2942. JSTOR43623005.
Leman 1987, p.243. Leman, Alexander B. (1987). "Human settlements: The second definition". Ekistics. 54 (325/326/327). Athens Center of Ekistics: 243–248. ISSN0013-2942. JSTOR43623005.
Leman 1987, p.245. Leman, Alexander B. (1987). "Human settlements: The second definition". Ekistics. 54 (325/326/327). Athens Center of Ekistics: 243–248. ISSN0013-2942. JSTOR43623005.
Leman 1987, pp.245–246. Leman, Alexander B. (1987). "Human settlements: The second definition". Ekistics. 54 (325/326/327). Athens Center of Ekistics: 243–248. ISSN0013-2942. JSTOR43623005.
Leman 1987, pp.246–247. Leman, Alexander B. (1987). "Human settlements: The second definition". Ekistics. 54 (325/326/327). Athens Center of Ekistics: 243–248. ISSN0013-2942. JSTOR43623005.
Cancian 1996, pp.215. Cancian, Frank (1996). "The Hamlet as Mediator". Ethnology. 35 (3). University of Pittsburgh- Of the Commonwealth System of Higher Education: 215–228. doi:10.2307/3773920. ISSN0014-1828. JSTOR3773920.
Harris & Ullman 1945, pp.7–17. Harris, Chauncy D.; Ullman, Edward L. (1945). "The Nature of Cities". The Annals of the American Academy of Political and Social Science. 242. [Sage Publications, Inc., American Academy of Political and Social Science]: 7–17. doi:10.1177/000271624524200103. ISSN0002-7162. JSTOR1026055.
Riis 1972, pp.19–23. Riis, Nelson (1972). "Settlement Abandonment A Case Study of Walhachin". Urban History Review / Revue d'histoire urbaine. 1 (2). [Urban History Review, Becker Associates]: 19–23. doi:10.7202/1020634ar. ISSN0703-0428. JSTOR43558699.