Luebke, R. (1977). National youth alternatives project: Program monitoring and self-evaluation for runaway and youth service programs. National Youth Alternatives Project.
Chicago-Zitierstil (17. Ausg.)Luebke, Robert. National Youth Alternatives Project: Program Monitoring and Self-evaluation for Runaway and Youth Service Programs. Washington, DC: National Youth Alternatives Project, 1977.
MLA-Zitierstil (9. Ausg.)Luebke, Robert. National Youth Alternatives Project: Program Monitoring and Self-evaluation for Runaway and Youth Service Programs. National Youth Alternatives Project, 1977.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.