TY  - BOOK
AU  - Bureau of Indian Standards[BIS]
TI  - IS:3696-(Pt.2)-1991. Indian standard scaffolds and ladders : code of safety. Pt.2 : ladders
U1  - IS Code 
PY  - 1991///
CY  - New Delhi
PB  - Bureau of Indian Standards
N1  - ENG
ER  -