Gaya APA
Simpson, George Gaylord. (1965).
Life an introduction to biology (text).
New York:
Harcourt brace & company.
Gaya Chicago
Simpson, George Gaylord.
Life an introduction to biology.
text
New York:
Harcourt brace & company,
1965.
Tesis.
Gaya MLA
Simpson, George Gaylord.
Life an introduction to biology.
text
New York:
Harcourt brace & company,
1965.
Tesis.
Gaya Turabian
Simpson, George Gaylord.
Life an introduction to biology.
text
New York:
Harcourt brace & company,
1965.
Tesis.