APA引文

Lauersen, N. (1979). Investigation of prostaglandins for abortion. [Published by the Nordic Association for Obstetrics and Gynecology].

Chicago Style (17th ed.) Citation

Lauersen, Niels. Investigation of Prostaglandins for Abortion. New York: [Published by the Nordic Association for Obstetrics and Gynecology], 1979.

MLA引文

Lauersen, Niels. Investigation of Prostaglandins for Abortion. [Published by the Nordic Association for Obstetrics and Gynecology], 1979.

警告：這些引文格式不一定是100％准確.