APA ציטוט

Bertha J. Naterop. (2002). Business letters for all. Oxford, NY: Oxford Univ. Press.

Trích dẫn kiểu Chicago

Bertha J. Naterop. Business Letters for All. Oxford, NY: Oxford Univ. Press, 2002.

ציטוט MLA

Bertha J. Naterop. Business Letters for All. Oxford, NY: Oxford Univ. Press, 2002.