Citazione Stile APA (7a Edizione)

Haskell, E. H. (1982). The politics of clean air: EPA standards for coal-burning power plants. Praeger.

Citazione stile Chigago Style (17a edizione)

Haskell, Elizabeth H. The Politics of Clean Air: EPA Standards for Coal-burning Power Plants. New York, N.Y: Praeger, 1982.

Citatione MLA (9a ed.)

Haskell, Elizabeth H. The Politics of Clean Air: EPA Standards for Coal-burning Power Plants. Praeger, 1982.