(1984). Tentative reference bulletin: Heating value as a basis for custody transfer of natural gas / Gas Processors Association.
Chicago Style (17. basım) AtıfTentative Reference Bulletin: Heating Value as a Basis for Custody Transfer of Natural Gas / Gas Processors Association. 1984.
MLA (9th ed.) AtıfTentative Reference Bulletin: Heating Value as a Basis for Custody Transfer of Natural Gas / Gas Processors Association. 1984.
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