(1977). Alternative approaches to program development in social services planning: State experiences and suggested approaches in response to Title XX of the Social Security Act / [Research Group, Inc.].
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Alternative Approaches to Program Development in Social Services Planning: State Experiences and Suggested Approaches in Response to Title XX of the Social Security Act / [Research Group, Inc.]. 1977.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Alternative Approaches to Program Development in Social Services Planning: State Experiences and Suggested Approaches in Response to Title XX of the Social Security Act / [Research Group, Inc.]. 1977.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.