Dyfyniad APA

 Bui, T. T. (2015).  Professional English for heat & refrigeration engineering.  Science and Technics.

Dyfyniad Arddull Chicago

 Bui, Trung Thanh.  Professional English for Heat & Refrigeration Engineering.  Science and Technics, 2015.

Dyfyniad MLA

 Bui, Trung Thanh.  Professional English for Heat & Refrigeration Engineering.  Science and Technics, 2015.

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