APA aipamena

Anderson, B. G., & Shapiro, P. J. (1979). Obstetrics for The Nurse.

Chicago Style aipamena

Anderson, Barbara G., and Pamela J. Shapiro. Obstetrics for The Nurse. 1979.

MLA aipamena

Anderson, Barbara G., and Pamela J. Shapiro. Obstetrics for The Nurse. 1979.