APA استشهاد

Baumol,William J, & Oates,E Wallance. (1979). Economics,environmental policy and the quality of life. Prentice Hall,Inc.

استشهاد بنمط شيكاغو

Baumol,William J, و Oates,E Wallance. Economics,environmental Policy and the Quality of Life. London: Prentice Hall,Inc, 1979.

MLA استشهاد

Baumol,William J, و Oates,E Wallance. Economics,environmental Policy and the Quality of Life. Prentice Hall,Inc, 1979.