IS-269:1989-IS ordinary portland cement, 33 grand specification.

Bureau of Indian Standards.

IS-269:1989-IS ordinary portland cement, 33 grand specification. Bureau of Indian Standards. - New Delhi. BIS 1989 - 7p
Managed by: Dr. D. P. Tripathi, Deputy Librarian, Central Library
For any query / question, please mail at circulation.liby@nitj.ac.in 

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