Gaya APA
O'Brien, Robert. (1972).
Life Science Library .
New York:
Time-Life Books.
Gaya Chicago
O'Brien, Robert.
Life Science Library.
New York:
Time-Life Books,
1972.
Text.
Gaya MLA
O'Brien, Robert.
Life Science Library.
New York:
Time-Life Books,
1972.
Text.
Gaya Turabian
O'Brien, Robert.
Life Science Library.
New York:
Time-Life Books,
1972.
Print.