Gaya APA
Essentials of The Living World. (2010).
New York:
McGraw Hill.
Gaya Chicago
Essentials of The Living World.
Ed.3.
New York:
McGraw Hill,
2010.
.
Gaya MLA
Essentials of The Living World.
Ed.3.
New York:
McGraw Hill,
2010.
.
Gaya Turabian
Essentials of The Living World.
New York:
McGraw Hill,
2010.
.