Gaya APA
DePREE, Max.. (1989).
Leadership is an art .
New York:
Dell Publishing.
Gaya Chicago
DePREE, Max..
Leadership is an art.
New York:
Dell Publishing,
1989.
Text.
Gaya MLA
DePREE, Max..
Leadership is an art.
New York:
Dell Publishing,
1989.
Text.
Gaya Turabian
DePREE, Max..
Leadership is an art.
New York:
Dell Publishing,
1989.
Print.