APA引文

Thomssen, E. G. (1937). Modern soap making. New York: Mac Nair- Dorland Company.

Trích dẫn kiểu Chicago

Thomssen, E. G. Modern Soap Making. New York: Mac Nair- Dorland Company, 1937.

MLA引文

Thomssen, E. G. Modern Soap Making. New York: Mac Nair- Dorland Company, 1937.

警告：這些引文格式不一定是100％准確.