APA (7th ed.) Citation

O'Brien, W. B., & Henican, E. (1993). You can't do it alone: The Daytop way to make your child drug free. Simon & Schuster.

Chicago Style (17th ed.) Citation

O'Brien, William B., and Ellis Henican. You Can't Do It Alone: The Daytop Way to Make Your Child Drug Free. New York [u.a.]: Simon & Schuster, 1993.

MLA (8th ed.) Citation

O'Brien, William B., and Ellis Henican. You Can't Do It Alone: The Daytop Way to Make Your Child Drug Free. Simon & Schuster, 1993.