Standards & Industrial Research Institute of Malaysia. (1991). Malaysian standard: Specification for precast concrete pipes and fittings for drainage and sewerage : part 1 : specification for pipes and fittings with flexible joints and manholes. Institut Standard dan Penyelidikan Perindustrian Malaysia.
Chicago Style (17th ed.) CitationStandards & Industrial Research Institute of Malaysia. Malaysian Standard: Specification for Precast Concrete Pipes and Fittings for Drainage and Sewerage : Part 1 : Specification for Pipes and Fittings with Flexible Joints and Manholes. Shah Alam: Institut Standard dan Penyelidikan Perindustrian Malaysia, 1991.
MLA (8th ed.) CitationStandards & Industrial Research Institute of Malaysia. Malaysian Standard: Specification for Precast Concrete Pipes and Fittings for Drainage and Sewerage : Part 1 : Specification for Pipes and Fittings with Flexible Joints and Manholes. Institut Standard dan Penyelidikan Perindustrian Malaysia, 1991.