Standards & Industrial Research Institute of Malaysia. (1991). Malaysian standard: Specification for precast concrete pipes and fittings for drainage and sewerage : part 2 : specification for inspection chambers and street gullies. 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 2 : Specification for Inspection Chambers and Street Gullies. 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 2 : Specification for Inspection Chambers and Street Gullies. Institut Standard dan Penyelidikan Perindustrian Malaysia, 1991.