Indian Standards Institution. (1979). Indian Standard: Specification for High Density Polyethylene Pipes for Water Supplies, Sewage and Industrial Effluents. Indian Standards Institution.
Chicago Edition CitationIndian Standards Institution. Indian Standard: Specification for High Density Polyethylene Pipes for Water Supplies, Sewage and Industrial Effluents. N.Delhi: Indian Standards Institution, 1979.
MLA引文Indian Standards Institution. Indian Standard: Specification for High Density Polyethylene Pipes for Water Supplies, Sewage and Industrial Effluents. Indian Standards Institution, 1979.
警告：這些引文格式不一定是100％准確.