Indian Standards Institution. (1982). Specification for precast concrete lintels and sills, IS9893-1981 (1.). Indian Standards Institution.
Chicago Edition CitationIndian Standards Institution. Specification for Precast Concrete Lintels and Sills, IS9893-1981. 1. New Delhi: Indian Standards Institution, 1982.
MLA Edition CitationIndian Standards Institution. Specification for Precast Concrete Lintels and Sills, IS9893-1981. 1. Indian Standards Institution, 1982.
Warning: These citations may not always be 100% accurate.