Gaya APA

Umeh, O, J. (2005). Culture, development, and public administration in Afrika : Ugwo J. Umeh and Greg Andranovich . Amerika: Kumarian.

Gaya MLA

Umeh, Ogwo, J.. "Culture, development, and public administration in Afrika : Ugwo J. Umeh and Greg Andranovich". Amerika: Kumarian, 2005. Buku.