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Heer, C. (1928-12-01). "SOCIAL ASPECTS OF THE BUSINESS CYCLE. By Dorothy Swaine Thomas. New York: Alfred A. Knopf, 1927. 217 pp. $3.50". Social Forces. 7 (2): 322–324. doi:10.2307/2570167. ISSN0037-7732. JSTOR2570167.
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Heer, C. (1928-12-01). "SOCIAL ASPECTS OF THE BUSINESS CYCLE. By Dorothy Swaine Thomas. New York: Alfred A. Knopf, 1927. 217 pp. $3.50". Social Forces. 7 (2): 322–324. doi:10.2307/2570167. ISSN0037-7732. JSTOR2570167.