APA (7th ed.) Citation

Royce, J. E., & Scratchley, D. (1996). Alcoholism and other drug problems / James E. Royce and David Scratchley. Free Press.

Chicago Style (17th ed.) Citation

Royce, James E., and David Scratchley. Alcoholism and Other Drug Problems / James E. Royce and David Scratchley. New York: Free Press, 1996.

MLA (9th ed.) Citation

Royce, James E., and David Scratchley. Alcoholism and Other Drug Problems / James E. Royce and David Scratchley. Free Press, 1996.

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