Não informado. (1929). Heating, Piping and Air Conditioning. Penton Publishing.
Style de citation Chicago (17e éd.)Não informado. Heating, Piping and Air Conditioning. Cleveland, Ohio: Penton Publishing, 1929.
Style de citation MLA (8e éd.)Não informado. Heating, Piping and Air Conditioning. Penton Publishing, 1929.
Attention : ces citations peuvent ne pas être correctes à 100%.