Gaya APA

Koontz, H., O'Donnell, C. (1967). PRINSIP PRINSIP MANAGEMENT djilid ke 2 (Jilid 2). Djakarta: Bhrtara.

Gaya MLA

Koontz, Harold., O'Donnell, Cyril. "PRINSIP PRINSIP MANAGEMENT djilid ke 2". Jilid 2 Djakarta: Bhrtara, 1967. Text.