Penggayaan APA
Ritchie,Donald. (1983).
Biology Second Edition .
United States Of America:
Addison-Wesley Publishing Company.
Chicago Style
Ritchie,Donald.
Biology Second Edition.
United States Of America:
Addison-Wesley Publishing Company,
1983.
Text.
MLA Style
Ritchie,Donald.
Biology Second Edition.
United States Of America:
Addison-Wesley Publishing Company,
1983.
Text.
Turabian Style
Ritchie,Donald.
Biology Second Edition.
United States Of America:
Addison-Wesley Publishing Company,
1983.
Print.