Não informado. (1955). Heating and air conditioning contractor. Scott Publishing.
Style de citation Chicago (17e éd.)Não informado. Heating and Air Conditioning Contractor. Tarrytown, NY: Scott Publishing, 1955.
Style de citation MLA (8e éd.)Não informado. Heating and Air Conditioning Contractor. Scott Publishing, 1955.
Attention : ces citations peuvent ne pas être correctes à 100%.