TY  - BOOK
AU  - Duggal S.K.
TI  - Building Materials
SN  - 8120412214
SN  - 3081
U1  - 691 
PY  - 1997///
CY  - New Delhi
PB  - Oxford & IBH PublishingCo. Pvt.Ltd.
KW  - Building materials691
ER  -