Gaya APA

Davis, K., JR, W, B, W. (1993). Human Resources and Personnel Management (Edisi 4). Singapore: Mcgraw Hill International.

Gaya MLA

Davis, Keith., JR, William, B, Werther. "Human Resources and Personnel Management". Edisi 4 Singapore: Mcgraw Hill International, 1993. Manajemen Administrasi D3.