Gaya APA
SHARP,Zachary. (2009).
ENVIROMENT:Anual Editions (Ed.7).
New York:
The McGraw-Hill Companies.
Gaya Chicago
SHARP,Zachary.
ENVIROMENT:Anual Editions.
Ed.7
New York:
The McGraw-Hill Companies,
2009.
Text.
Gaya MLA
SHARP,Zachary.
ENVIROMENT:Anual Editions.
Ed.7
New York:
The McGraw-Hill Companies,
2009.
Text.
Gaya Turabian
SHARP,Zachary.
ENVIROMENT:Anual Editions.
Ed.7
New York:
The McGraw-Hill Companies,
2009.
Print.