Harrison, D. (1975). Who pays for clean air: The cost and benefit distribution of Federal automobile emission controls. Ballinger Pub.
Cita Chicago (17th ed.)Harrison, David. Who Pays for Clean Air: The Cost and Benefit Distribution of Federal Automobile Emission Controls. Cambridge, Mass: Ballinger Pub, 1975.
Cita MLA (9th ed.)Harrison, David. Who Pays for Clean Air: The Cost and Benefit Distribution of Federal Automobile Emission Controls. Ballinger Pub, 1975.
Atenció: Aquestes cites poden no estar 100% correctes.