Gaya APA
Chang, Raymond. (2007).
CHEMISTRY NINTH EDITION .
New York:
McGraw-Hill Companies.
Gaya Chicago
Chang, Raymond.
CHEMISTRY NINTH EDITION.
New York:
McGraw-Hill Companies,
2007.
Text.
Gaya MLA
Chang, Raymond.
CHEMISTRY NINTH EDITION.
New York:
McGraw-Hill Companies,
2007.
Text.
Gaya Turabian
Chang, Raymond.
CHEMISTRY NINTH EDITION.
New York:
McGraw-Hill Companies,
2007.
Print.