Gaya APA
Howell, F. Clark. (1970).
Early Man .
New York:
Time- Life Books.
Gaya Chicago
Howell, F. Clark.
Early Man.
New York:
Time- Life Books,
1970.
.
Gaya MLA
Howell, F. Clark.
Early Man.
New York:
Time- Life Books,
1970.
.
Gaya Turabian
Howell, F. Clark.
Early Man.
New York:
Time- Life Books,
1970.
.