IS:9893-1981. Indian standard specification for concrete lintels and sills.
Indian Standards Institution[ISI]
IS:9893-1981. Indian standard specification for concrete lintels and sills. - New Delhi Indian Standards Institution 1982 - 15p.
ENG
IS Code / I.S.I
IS:9893-1981. Indian standard specification for concrete lintels and sills. - New Delhi Indian Standards Institution 1982 - 15p.
ENG
IS Code / I.S.I