Concept and methods of social work 1963 /
Friedlander, Walter A.
Concept and methods of social work 1963 / - 2nd ed. - 1976. - Prentice hall sociology series ed by Herbert Blumer .
Concept and methods of social work 1963 / - 2nd ed. - 1976. - Prentice hall sociology series ed by Herbert Blumer .