MLA

Cowan, Dwaine O., and Ronald L Drisko. Elements of Organic Photochemistry. New York (N.Y.): Plenum press, 1976.

APA

Cowan, D. O., & Drisko, R. L. (1976). Elements of organic photochemistry. New York (N.Y.): Plenum press.

Chicago

Cowan, Dwaine O., and Ronald L. Drisko. Elements of Organic Photochemistry. New York (N.Y.): Plenum press, 1976.