APA ציטוט

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.

ציטוט MLA

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