Gaya APA
Tracy, Brian. (2013).
Leadership .
New York:
Amacom.
Gaya Chicago
Tracy, Brian.
Leadership.
New York:
Amacom,
2013.
Text.
Gaya MLA
Tracy, Brian.
Leadership.
New York:
Amacom,
2013.
Text.
Gaya Turabian
Tracy, Brian.
Leadership.
New York:
Amacom,
2013.
Print.