Cita APA (7a ed.)

(1970). Economic impact of air pollution controls on gray iron foundry industry. U.S. Government Printing Office.

Cita Chicago Style (17a ed.)

Economic Impact of Air Pollution Controls on Gray Iron Foundry Industry. Washington: U.S. Government Printing Office, 1970.

Cita MLA (8a ed.)

Economic Impact of Air Pollution Controls on Gray Iron Foundry Industry. U.S. Government Printing Office, 1970.