Gaya APA
COX, Barry. (1978).
Prehistoric life .
London:
Macmillan.
Gaya Chicago
COX, Barry.
Prehistoric life.
London:
Macmillan,
1978.
.
Gaya MLA
COX, Barry.
Prehistoric life.
London:
Macmillan,
1978.
.
Gaya Turabian
COX, Barry.
Prehistoric life.
London:
Macmillan,
1978.
.