Gaya APA
A Geography of Mankind. (1968).
New York:
Mcgraw-Hill Book Company.
Gaya Chicago
A Geography of Mankind.
.
New York:
Mcgraw-Hill Book Company,
1968.
.
Gaya MLA
A Geography of Mankind.
.
New York:
Mcgraw-Hill Book Company,
1968.
.
Gaya Turabian
A Geography of Mankind.
New York:
Mcgraw-Hill Book Company,
1968.
.