APA-čujuhus (7. p.)
Farb, P., & Service, E. R. Man's Rise to Civilization. Avon Books.
Chicago-čujuhus (17. p.)
Farb, Peter, juo Elman R. Service. Man's Rise to Civilization. Nueva York, EUA: Avon Books.
MLA-čujuhus (9. p.)
Farb, Peter, juo Elman R. Service. Man's Rise to Civilization. Avon Books.
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