Gaya APA
Biology. (2001).
New York:
Rinehart and Winston.
Gaya Chicago
Biology.
.
New York:
Rinehart and Winston,
2001.
Text.
Gaya MLA
Biology.
.
New York:
Rinehart and Winston,
2001.
Text.
Gaya Turabian
Biology.
New York:
Rinehart and Winston,
2001.
Print.