Friedlander, W. A. (1976). Concepts and methods of social work. Prentice-Hall of India.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रFriedlander, Walter A. Concepts and Methods of Social Work. Prentice-Hall of India, 1976.
एमएलए (9वां संस्करण) प्रशस्ति पत्रFriedlander, Walter A. Concepts and Methods of Social Work. Prentice-Hall of India, 1976.
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