Kawatra, . P. (2000). 2000 plus library and information systems in the twenty-first century. Crest Publishing House.
Trích dẫn kiểu ChicagoKawatra, P.S. 2000 Plus Library and Information Systems in the Twenty-first Century. New Delhi: Crest Publishing House, 2000.
Trích dẫn MLAKawatra, P.S. 2000 Plus Library and Information Systems in the Twenty-first Century. Crest Publishing House, 2000.
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