Gaya APA
Grolier's Amazing World of Animals 20. (1972).
New York:
Grolier Enterprises, Inc.
Gaya Chicago
Grolier's Amazing World of Animals 20.
.
New York:
Grolier Enterprises, Inc,
1972.
Text Book.
Gaya MLA
Grolier's Amazing World of Animals 20.
.
New York:
Grolier Enterprises, Inc,
1972.
Text Book.
Gaya Turabian
Grolier's Amazing World of Animals 20.
New York:
Grolier Enterprises, Inc,
1972.
Text Book.