APA (7th ed.) Citation

Não informado. (1929). Heating and Ventilating. National Trade Journals.

Chicago Style (17th ed.) Citation

Não informado. Heating and Ventilating. New York: National Trade Journals, 1929.

MLA (8th ed.) Citation

Não informado. Heating and Ventilating. National Trade Journals, 1929.

Warning: These citations may not always be 100% accurate.