APA引文

Vernon, G. (1980). Sugars and sirups from Canada. Washington: United States international trade commission.

Trích dẫn kiểu Chicago

Vernon, Greer. Sugars and Sirups From Canada. Washington: United States international trade commission, 1980.

MLA引文

Vernon, Greer. Sugars and Sirups From Canada. Washington: United States international trade commission, 1980.

警告：這些引文格式不一定是100％准確.