APA引文

(2000). Manual of obstetrics. Philadelphia: Lippincott Williams & Wilkins.

Trích dẫn kiểu Chicago

Manual of Obstetrics. Philadelphia: Lippincott Williams & Wilkins, 2000.

MLA引文

Manual of Obstetrics. Philadelphia: Lippincott Williams & Wilkins, 2000.

警告：这些引文格式不一定是100％准确.