APA Style
Clark, Grahame. (1971).
World Prehistory: A NEW OUTLINE. .
Cambidge:
At The University Press.
Chicago Style
Clark, Grahame.
World Prehistory: A NEW OUTLINE..
Cambidge:
At The University Press,
1971.
Text.
MLA Style
Clark, Grahame.
World Prehistory: A NEW OUTLINE..
Cambidge:
At The University Press,
1971.
Text.
Turabian Style
Clark, Grahame.
World Prehistory: A NEW OUTLINE..
Cambidge:
At The University Press,
1971.
Print.