APA Style
Ritchie, Donald D.. (1983).
Biology (2).
California:
Adisson-Wesley Publishing company.
Chicago Style
Ritchie, Donald D..
Biology.
2
California:
Adisson-Wesley Publishing company,
1983.
Text.
MLA Style
Ritchie, Donald D..
Biology.
2
California:
Adisson-Wesley Publishing company,
1983.
Text.
Turabian Style
Ritchie, Donald D..
Biology.
2
California:
Adisson-Wesley Publishing company,
1983.
Print.