Gaya APA

KOONTZ, H., O'DONNEL,Cyril, . (1959). PRINCIPLES OF MANAGEMENT: An Analysis of Managerial Functions (2). New York: .

Gaya MLA

KOONTZ, Harold., O'DONNEL,Cyril, . "PRINCIPLES OF MANAGEMENT: An Analysis of Managerial Functions". 2 New York: , 1959. Text.