Goldstein, I. L., & Ford, J. K. (2002). Training in organizations: Needs assessment, development, and evaluation (Fourth edition.). Wadsworth.
Παραπομπή σε μορφή Chicago (17η εκδ.)Goldstein, Irwin L., και J. Kevin Ford. Training in Organizations: Needs Assessment, Development, and Evaluation. Fourth edition. Belmont, CA: Wadsworth, 2002.
Παραπομπή σε μορφή MLA (8th εκδ.)Goldstein, Irwin L., και J. Kevin Ford. Training in Organizations: Needs Assessment, Development, and Evaluation. Fourth edition. Wadsworth, 2002.
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