TY  - BOOK
AU  - Upadhyay, J.L.
TI  - Pustakalay vigyan ke siddhant
SN  - 81-7555-137-2
U1  - 020 21st
PY  - 2007///
CY  - New Delhi
PB  - University Publication
KW  - LIBRARY and INFORMATION SCIENCES; LIBRARY SCIENCE THEORIES; KNOWLEDGE MANAGEMENT
ER  -