APA aipamena

Engel, R. J. (2010). Fundamentals of social work research. Los Angeles: SAGE.

Chicago Style aipamena

Engel, Rafael J. Fundamentals of Social Work Research. Los Angeles: SAGE, 2010.

MLA aipamena

Engel, Rafael J. Fundamentals of Social Work Research. Los Angeles: SAGE, 2010.

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