TY  - BOOK
AU  - Bureau of Indian Standards[BIS]
TI  - IS:6441-(Pt.5)-1972. Indian standard methods of test for autoclaved cellular concrete products. Pt.5 : determination of compressive strength
U1  - IS Code 
PY  - 1989///
CY  - New Delhi
PB  - Bureau of Indian Standards
N1  - ENG
ER  -