020
U65P
           Upadhyay, J.L.
               Pustakalay vigyan ke siddhant \ J.L. Upadhyay - New Delhi : University Publication, 2007.
               viii, 431p.
                ISBN: 81-7555-137-2

147705
                Subjects: LIBRARY and INFORMATION SCIENCES; LIBRARY SCIENCE THEORIES; KNOWLEDGE MANAGEMENT.