APA aipamena

Cleland, D. I. I. (2004). Project manager's portable handbook (2 edition.).

Chicago Style aipamena

Cleland, David I; Ireland. Project Manager's Portable Handbook. 2 edition. McGraw-Hill Book Co. Inc., New York, 2004.

MLA aipamena

Cleland, David I; Ireland. Project Manager's Portable Handbook. 2 edition. 2004.