Johnson, V. E. (1986). Intervention: How to help someone who doesn't want help: a step-bystep guide for families and friends of chemically dependent persons. Johnson Institute Books.
Cita Chicago (17th ed.)Johnson, Vernon E. Intervention: How to Help Someone Who Doesn't Want Help: A Step-bystep Guide for Families and Friends of Chemically Dependent Persons. Johnson Institute Books, 1986.
Cita MLA (9th ed.)Johnson, Vernon E. Intervention: How to Help Someone Who Doesn't Want Help: A Step-bystep Guide for Families and Friends of Chemically Dependent Persons. Johnson Institute Books, 1986.
Atenció: Aquestes cites poden no estar 100% correctes.