APA

American Society of Heating R. a. A. E., National Institute of Standards and Technology & Refrigerants Conference. (1994). R-22/R-502 alternatives. [Gaithersburg, Md.]: American Society of Heating, Refrigerating and Air-Conditioning Engineers, Inc.

Chicago

American Society of Heating Refrigerating and Air-Conditioning Engineers, National Institute of Standards and Technology and Refrigerants Conference. 1994. R-22/R-502 alternatives. [Gaithersburg, Md.]: American Society of Heating, Refrigerating and Air-Conditioning Engineers, Inc.

Harvard

American Society of Heating R. a. A. E., National Institute of Standards and Technology and Refrigerants Conference. (1994). R-22/R-502 alternatives. [Gaithersburg, Md.]: American Society of Heating, Refrigerating and Air-Conditioning Engineers, Inc.

MLA

American Society of Heating Refrigerating and Air-Conditioning Engineers, National Institute of Standards and Technology and Refrigerants Conference. R-22/R-502 alternatives. [Gaithersburg, Md.]: American Society of Heating, Refrigerating and Air-Conditioning Engineers, Inc. 1994.