Gaya APA

Warren, C, S., Fess, P, E. (1989). Principles of financial and managerial accounting Ed.2 (2). New York: South- Western Publishing Co.

Gaya MLA

Warren, Carl, S.., Fess, Philip, E.. "Principles of financial and managerial accounting Ed.2". 2 New York: South- Western Publishing Co, 1989. Text.