Cita APA (7a ed.)

Bruce, J. 4., Population Council International Symposiun on Research on the Regulation of Human Fertility Autor 23959, & Schearer S., B. 4. (1983). Contraceptives and developing countries: The role of barrier methods. Nueva York, US: Population Council.

Cita Chicago Style (17a ed.)

Bruce, Judith 45407, Population Council International Symposiun on Research on the Regulation of Human Fertility Autor 23959, y Bruce 45408 Schearer S. Contraceptives and Developing Countries: The Role of Barrier Methods. Nueva York, US: Population Council, 1983.

Cita MLA (9a ed.)

Bruce, Judith 45407, et al. Contraceptives and Developing Countries: The Role of Barrier Methods. Nueva York, US: Population Council, 1983.