Παραπομπή APA

Clements, J. P. . .., & Gido,Jack. (2006). Effective project management. Thomson Learning.

Παραπομπή Chicago Style

Clements, James P ., και Gido,Jack. Effective Project Management. London: Thomson Learning, 2006.

Παραπομπή MLA

Clements, James P ., και Gido,Jack. Effective Project Management. Thomson Learning, 2006.