TY  - BOOK
AU  - Bureau of Indian Standards[BIS]
TI  - IS:4651-(Pt.4)-1989. Indian standard code of practice for planning and design or ports and harbours. Pt.4 : general design considerations (Second revision)
U1  - IS Code 
PY  - 1989///
CY  - New Delhi
PB  - Bureau of Indian Standards
N1  - ENG
ER  -