Butt, Audrey J «SYMBOLISM AND RITUAL AMONG THE AKAWAIO OF BRITISH GUIANA». Nieuwe West-Indische Gids / New West Indian Guide, 41, 1961, pàg. 141–161. DOI: 10.1163/22134360-90002345.
jstor.org
Edwards, Walter F. «A Comparison of Selected Linguistic Features in Some Cariban and Arawakan Languages in Guyana». Trustees of Indiana University Anthropological Linguistics, 21, 6, 9-1979, pàg. 277–297. JSTOR: 30027731.