KOONTZ, H. (1972). Prinsip-prinsip Management Jilid Ke 2. Bharata.
Chicago Style aipamenaKOONTZ, Harold. Prinsip-prinsip Management Jilid Ke 2. Bharata, 1972.
MLA aipamenaKOONTZ, Harold. Prinsip-prinsip Management Jilid Ke 2. Bharata, 1972.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.