Molloy, E. (1941). Pipes and valves for gas, air, water and steam: Intended for installation engineers and erectors in the engineering and allied industries. George Newnes Ltd..
芝加哥风格引文Molloy, Edward. Pipes and Valves for Gas, Air, Water and Steam: Intended for Installation Engineers and Erectors in the Engineering and Allied Industries. London: George Newnes Ltd., 1941.
MLA引文Molloy, Edward. Pipes and Valves for Gas, Air, Water and Steam: Intended for Installation Engineers and Erectors in the Engineering and Allied Industries. George Newnes Ltd., 1941.
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