Cita APA (7a ed.)

USA, Office for Substance Abuse Prevention, & USA Office for Substance Abuse Prevention. (1988). 10 [Ten] steps to help your child say "no": A leader's guide DHHS publication.

Cita Chicago Style (17a ed.)

USA, Office for Substance Abuse Prevention, y USA Office for Substance Abuse Prevention. "10 [Ten] Steps to Help Your Child Say "No": A Leader's Guide." DHHS Publication 1988.

Cita MLA (8a ed.)

USA, Office for Substance Abuse Prevention, y USA Office for Substance Abuse Prevention. "10 [Ten] Steps to Help Your Child Say "No": A Leader's Guide." DHHS Publication, 1988.