Παραπομπή APA

Leviff, T. (1988). Harward business review. Anhcuser -Busch.

Παραπομπή Chicago Style

Leviff, T. Harward Business Review. New york: Anhcuser -Busch, 1988.

Παραπομπή MLA

Leviff, T. Harward Business Review. Anhcuser -Busch, 1988.