Lands and People. (1976). Lands of People: Africa Vol 1. Grolier incorpovated.
Chicago-viite (17. p.)Lands and People. Lands of People: Africa Vol 1. New york: Grolier incorpovated, 1976.
MLA-viite (9. p.)Lands and People. Lands of People: Africa Vol 1. Grolier incorpovated, 1976.
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