APA引文

(1959). Trophoblast and its tumors. New York: The Academy.

Trích dẫn kiểu Chicago

Trophoblast and Its Tumors. New York: The Academy, 1959.

MLA引文

Trophoblast and Its Tumors. New York: The Academy, 1959.

警告：这些引文格式不一定是100％准确.