Cita APA (7a ed.)

Walker, B. L. (1993). Drug prevention materials catalog: For counselors working with parents; with special sections for minority groups. Learning Publ.

Cita Chicago Style (17a ed.)

Walker, Bonnie L. Drug Prevention Materials Catalog: For Counselors Working with Parents; with Special Sections for Minority Groups. Holmes Beach, Fla: Learning Publ, 1993.

Cita MLA (9a ed.)

Walker, Bonnie L. Drug Prevention Materials Catalog: For Counselors Working with Parents; with Special Sections for Minority Groups. Learning Publ, 1993.