Johnson, V. E. (1990). Everything you need to know about chemical dependence: Vernon Johnson's complete guide for families. Johnson Inst.
Chicago-Zitierstil (17. Ausg.)Johnson, Vernon E. Everything You Need to Know About Chemical Dependence: Vernon Johnson's Complete Guide for Families. Minneapolis: Johnson Inst, 1990.
MLA-Zitierstil (8. Ausg.)Johnson, Vernon E. Everything You Need to Know About Chemical Dependence: Vernon Johnson's Complete Guide for Families. Johnson Inst, 1990.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.