Gaya APA

DAVIS,Ralp C.. (1977). principles of management . New York: Alexander Hamilton.

Gaya Chicago

DAVIS,Ralp C.. principles of management. New York: Alexander Hamilton, 1977. Text.

Gaya MLA

DAVIS,Ralp C.. principles of management. New York: Alexander Hamilton, 1977. Text.

Gaya Turabian

DAVIS,Ralp C.. principles of management. New York: Alexander Hamilton, 1977. Print.