Wynn, R. M. (1983). Obstetrics and gynecology annual 1983.
芝加哥风格引文Wynn, Ralph M. Obstetrics and Gynecology Annual 1983. 1983.
MLA引文Wynn, Ralph M. Obstetrics and Gynecology Annual 1983. 1983.
警告：这些引文格式不一定是100％准确.
APA引文
Wynn, R. M. (1983). Obstetrics and gynecology annual 1983.
芝加哥风格引文Wynn, Ralph M. Obstetrics and Gynecology Annual 1983. 1983.
MLA引文Wynn, Ralph M. Obstetrics and Gynecology Annual 1983. 1983.