Creth, S. D. (1986). Effective on the job training: Developing library human resources. Chicago: American Library Association.
शिकागो स्टाइल उद्धरणCreth, Sheila D. Effective On the Job Training: Developing Library Human Resources. Chicago: American Library Association, 1986.
एमएलए उद्धरणCreth, Sheila D. Effective On the Job Training: Developing Library Human Resources. Chicago: American Library Association, 1986.
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