Phillips, J. J. (1991). Handbook of training evaluation and measurement methods (2nd ed.). Gulf Pub. Co.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPhillips, Jack J. Handbook of Training Evaluation and Measurement Methods. 2nd ed. Houston: Gulf Pub. Co, 1991.
एमएलए (8वां संस्करण) प्रशस्ति पत्रPhillips, Jack J. Handbook of Training Evaluation and Measurement Methods. 2nd ed. Gulf Pub. Co, 1991.
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