(2001). JKR standard specification for ductile iron air valves (revised edition 2001): February, 2001. Kuala Lumpur: Cawangan Bekalan Air.
Chicago Style CitationJKR Standard Specification for Ductile Iron Air Valves (revised Edition 2001): February, 2001. Kuala Lumpur: Cawangan Bekalan Air, 2001.
MLA CitationJKR Standard Specification for Ductile Iron Air Valves (revised Edition 2001): February, 2001. Kuala Lumpur: Cawangan Bekalan Air, 2001.
Warning: These citations may not always be 100% accurate.