Cita APA

Morof, D., Steinauer, J., Haider, S., Liu, S., Darney, P., & Barrett, G. (2012). Evaluation of the London Measure of Unplanned Pregnancy in a United States Population of Women. Public Library of Science.

Chicago Style Citation

Morof, Diane, Jody Steinauer, Sadia Haider, Sonia Liu, Philip Darney, i Geraldine Barrett. Evaluation of the London Measure of Unplanned Pregnancy in a United States Population of Women. Public Library of Science, 2012.

Cita MLA

Morof, Diane, et al. Evaluation of the London Measure of Unplanned Pregnancy in a United States Population of Women. Public Library of Science, 2012.