Gaya APA
CHANG, Raymond. (2007).
CHEMISTRY NINTH EDITION (INTERNATIONAL EDITION) (9).
SINGAPORE:
McGRAW HILL.
Gaya Chicago
CHANG, Raymond.
CHEMISTRY NINTH EDITION (INTERNATIONAL EDITION).
9
SINGAPORE:
McGRAW HILL,
2007.
Text.
Gaya MLA
CHANG, Raymond.
CHEMISTRY NINTH EDITION (INTERNATIONAL EDITION).
9
SINGAPORE:
McGRAW HILL,
2007.
Text.
Gaya Turabian
CHANG, Raymond.
CHEMISTRY NINTH EDITION (INTERNATIONAL EDITION).
9
SINGAPORE:
McGRAW HILL,
2007.
Print.