Gabor, P. A., Gabor, P. M., Grinnell, R. M., & Unrau, Y. A. (1998). Evaluation for social workers: A quality improvement approach for the social services (2nd ed.). Allyn and Bacon.
Citace podle Chicago (17th ed.)Gabor, Peter A., Peter M.S.W Gabor, Richard M. Grinnell, a Yvonne A. Unrau. Evaluation for Social Workers: A Quality Improvement Approach for the Social Services. 2nd ed. Boston: Allyn and Bacon, 1998.
Citace podle MLA (9th ed.)Gabor, Peter A., et al. Evaluation for Social Workers: A Quality Improvement Approach for the Social Services. 2nd ed. Allyn and Bacon, 1998.
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