Smalley, R. E. (1968). Theory for social work practice (1st ed., 2nd printing.). Columbia University Press.
Cita Chicago Style (17a ed.)Smalley, Ruth Elizabeth. Theory for Social Work Practice. 1st ed., 2nd printing. New York [etc.]: Columbia University Press, 1968.
Cita MLA (9a ed.)Smalley, Ruth Elizabeth. Theory for Social Work Practice. 1st ed., 2nd printing. Columbia University Press, 1968.
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