Popple, P. R., & Leighninger, L. (2011). The policy-based profession: An introduction to social welfare policy analysis for social workers (5th ed.). Boston, MA: Allyn & Bacon.
শিকাগো স্টাইলে সাইটেশনPopple, Philip R., এবং Leslie Leighninger. The Policy-based Profession: An Introduction to Social Welfare Policy Analysis for Social Workers. 5th ed. Boston, MA: Allyn & Bacon, 2011.
এমএলএ সাইটেশনPopple, Philip R., এবং Leslie Leighninger. The Policy-based Profession: An Introduction to Social Welfare Policy Analysis for Social Workers. 5th ed. Boston, MA: Allyn & Bacon, 2011.
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