APA aipamena

Whalen, D. (1978). handbook for business writers. Hartcourt Brauce Jovanovich.

Chicago Style aipamena

Whalen, Doris. Handbook for Business Writers. New York: Hartcourt Brauce Jovanovich, 1978.

MLA aipamena

Whalen, Doris. Handbook for Business Writers. Hartcourt Brauce Jovanovich, 1978.