Gaya APA

Cikmat, S., Timpe, A, D. (2002). Kinerja ( performance ). Jilid 6 (Cet.5). Jakarta: .

Gaya MLA

Cikmat, Sofyan., Timpe, A., Dale. "Kinerja ( performance ). Jilid 6". Cet.5 Jakarta: , 2002. Textbook.