Παραπομπή APA

Augustin, H., & Ober, S. 1. (1992). Instructor's resource manual for Contemporary business communication. Boston: Houghton Mifflin Company.

Παραπομπή Chicago Style

Augustin, Harriet., and Scot 1946- Ober. Instructor's Resource Manual for Contemporary Business Communication. Boston: Houghton Mifflin Company, 1992.

Παραπομπή MLA

Augustin, Harriet., and Scot 1946- Ober. Instructor's Resource Manual for Contemporary Business Communication. Boston: Houghton Mifflin Company, 1992.

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