APA Style
Simpson, George Gaylord, Beck, William S. (1965).
Life ; An Introduction to Biology (2nd).
:
Harcourt, Brace & World,Inc.
Chicago Style
Simpson, George Gaylord, Beck, William S.
Life ; An Introduction to Biology.
2nd
:
Harcourt, Brace & World,Inc,
1965.
Text.
MLA Style
Simpson, George Gaylord, Beck, William S.
Life ; An Introduction to Biology.
2nd
:
Harcourt, Brace & World,Inc,
1965.
Text.
Turabian Style
Simpson, George Gaylord, Beck, William S.
Life ; An Introduction to Biology.
2nd
:
Harcourt, Brace & World,Inc,
1965.
Print.