Gaya APA
Smith, Ella Thea. (1959).
Exploring biology : the Science of living things (5th Ed).
New York:
Harcourt and World.
Gaya Chicago
Smith, Ella Thea.
Exploring biology : the Science of living things.
5th Ed
New York:
Harcourt and World,
1959.
Text.
Gaya MLA
Smith, Ella Thea.
Exploring biology : the Science of living things.
5th Ed
New York:
Harcourt and World,
1959.
Text.
Gaya Turabian
Smith, Ella Thea.
Exploring biology : the Science of living things.
5th Ed
New York:
Harcourt and World,
1959.
Print.