Cita APA (7a ed.)

Chavkin, W., Allen, M. H., & Oberman, M. (1991). Drug abuse and pregnancy - some questions on public policy, clinical management, and maternal and fetal rights.

Cita Chicago Style (17a ed.)

Chavkin, Wendy, Machelle Harris Allen, y Michelle Oberman. Drug Abuse and Pregnancy - Some Questions on Public Policy, Clinical Management, and Maternal and Fetal Rights. 1991.

Cita MLA (9a ed.)

Chavkin, Wendy, et al. Drug Abuse and Pregnancy - Some Questions on Public Policy, Clinical Management, and Maternal and Fetal Rights. 1991.