Παραπομπή APA

Newell, M. W. G. (2003). Project management question and answer book.

Παραπομπή Chicago Style

Newell, Michael W; Grashima. Project Management Question and Answer Book. AMACOM, New York, 2003.

Παραπομπή MLA

Newell, Michael W; Grashima. Project Management Question and Answer Book. 2003.