TY  - BOOK
AU  - ROY Chowdhury,B.K.
AU  - 
TI  - Management of materials-quintessence of purchasing. 
U1  - 658.7/ROM 
PY  - 0000///Sultan n.d.
PY  - 0000///
CY  - New Delhi 
KW  - Management
N1  - Includes index and bibliography
ER  -