Gaya APA
Enger, Eldon D. [et al]. (2007).
Concepts in biology (13th ed.).
New York:
McGraw Hill.
Gaya Chicago
Enger, Eldon D. [et al].
Concepts in biology.
13th ed.
New York:
McGraw Hill,
2007.
Text.
Gaya MLA
Enger, Eldon D. [et al].
Concepts in biology.
13th ed.
New York:
McGraw Hill,
2007.
Text.
Gaya Turabian
Enger, Eldon D. [et al].
Concepts in biology.
13th ed.
New York:
McGraw Hill,
2007.
Print.