APA (7th ed.) Citation

Skoyles, J. R., & Sagan, D. (2002). Up from dragons : the evolution of human intelligence / John R. Skoyles, Dorion Sagan: The evolution of human intelligence. McGraw-Hill.

Chicago Style (17th ed.) Citation

Skoyles, John R., and Dorion Sagan. Up from Dragons : The Evolution of Human Intelligence / John R. Skoyles, Dorion Sagan: The Evolution of Human Intelligence. New York: McGraw-Hill, 2002.

MLA (9th ed.) Citation

Skoyles, John R., and Dorion Sagan. Up from Dragons : The Evolution of Human Intelligence / John R. Skoyles, Dorion Sagan: The Evolution of Human Intelligence. McGraw-Hill, 2002.

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