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The dragons of Eden : speculations on the evolution of human intelligence

MLA

Sagan, Carl. The dragons of Eden : speculations on the evolution of human intelligence. First Ballantine books edition: April 1978. New York : Random House, 1978.

APA

Sagan, C. (1978). The dragons of Eden : speculations on the evolution of human intelligence. First Ballantine books edition: April 1978. New York : Random House.

Chicago

Sagan, Carl. The dragons of Eden : speculations on the evolution of human intelligence. First Ballantine books edition: April 1978. New York : Random House, 1978.

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