Não informado. (1937). Air Conditioning and Refrigeration News. Business News Publishing.
Chicagoスタイル(17版)引用形式Não informado. Air Conditioning and Refrigeration News. Troy, Mich: Business News Publishing, 1937.
MLA(8版)引用形式Não informado. Air Conditioning and Refrigeration News. Business News Publishing, 1937.
警告: この引用は必ずしも正確ではありません.