Needle, R. B., & Walker, L. E. (2007). Abortion counseling: A clinician's guide to psychology, legislation, politics, and competency. Springer.
芝加哥风格引文Needle, Rachel B., 与 Lenore E. Walker. Abortion Counseling: A Clinician's Guide to Psychology, Legislation, Politics, and Competency. New York: Springer, 2007.
MLA引文Needle, Rachel B., 与 Lenore E. Walker. Abortion Counseling: A Clinician's Guide to Psychology, Legislation, Politics, and Competency. Springer, 2007.
警告：这些引文格式不一定是100％准确.