Penggayaan APA
Keeton,William. (1986).
Biological Science Fourth Edition .
United States Of America:
W.W. Norton & Company, Inc.,.
Chicago Style
Keeton,William.
Biological Science Fourth Edition.
United States Of America:
W.W. Norton & Company, Inc.,,
1986.
Text.
MLA Style
Keeton,William.
Biological Science Fourth Edition.
United States Of America:
W.W. Norton & Company, Inc.,,
1986.
Text.
Turabian Style
Keeton,William.
Biological Science Fourth Edition.
United States Of America:
W.W. Norton & Company, Inc.,,
1986.
Print.