Cita APA (7th ed.)

Back, K. W., & Stycos, J. M. (1959). The survey under unusual conditions: The Jamaica human fertility investigation. Society for Applied Anthropology.

Cita Chicago (17th ed.)

Back, Kurt W., i J Mayone Stycos. The Survey Under Unusual Conditions: The Jamaica Human Fertility Investigation. [Ithaca, N. Y.]: Society for Applied Anthropology, 1959.

Cita MLA (9th ed.)

Back, Kurt W., i J Mayone Stycos. The Survey Under Unusual Conditions: The Jamaica Human Fertility Investigation. Society for Applied Anthropology, 1959.