APA引文

Beck, W. W. (1986). Obstetrics and gynecology. JDIGIELECOM.

Chicago Style (17th ed.) Citation

Beck, William W. Obstetrics and Gynecology. Manila: JDIGIELECOM, 1986.

MLA引文

Beck, William W. Obstetrics and Gynecology. JDIGIELECOM, 1986.

警告：這些引文格式不一定是100％准確.