APA (7th ed.) Citation

Time-Life Books. (1972). Life before man. Time-Life Books.

Chicago Style (17th ed.) Citation

Time-Life Books. Life Before Man. New York: Time-Life Books, 1972.

MLA (9th ed.) Citation

Time-Life Books. Life Before Man. Time-Life Books, 1972.

Warning: These citations may not always be 100% accurate.