Gaya APA

Gilley, J, W., Eggland, S, A. (1989). Principles of human resource development . -: Addison-Wesley in association with University Associates.

Gaya MLA

Gilley, Jerry, W.., Eggland, Steven, A.. "Principles of human resource development". -: Addison-Wesley in association with University Associates, 1989. Text.