Verma, Subash Chandra,
National library and information system/ Textual Documents Subash Chandra Verma - Jaipur: Printwell Publishers, 1985.
Information systems Library science National library- India
027.5
National library and information system/ Textual Documents Subash Chandra Verma - Jaipur: Printwell Publishers, 1985.
Information systems Library science National library- India
027.5