Webb, S. P. (1994). Making a charge for library and information services. ASLIB.
शिकागो स्टाइल उद्धरणWebb, Sylvia P. Making a Charge for Library and Information Services. London: ASLIB, 1994.
एमएलए उद्धरणWebb, Sylvia P. Making a Charge for Library and Information Services. ASLIB, 1994.
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