TY  - BOOK
AU  - Indian Standards Institution[ISI]
TI  - IS:2185-(Pt.1)-1979. Indian standard specification for concrete masonry units. Pt.1 : hollow and solid concrete blocks
U1  - IS CODE 
PY  - 1980///
CY  - New Delhi
PB  - Indian Standards Institution
N1  - ENG
ER  -