APA (7th ed.) Citation

Portney, K. E. (1992). Controversial issues in environmental policy: Science vs. economics vs. politics. SAGE.

Chicago Style (17th ed.) Citation

Portney, Kent E. Controversial Issues in Environmental Policy: Science Vs. Economics Vs. Politics. Newbury Park, Calif.: SAGE, 1992.

MLA (9th ed.) Citation

Portney, Kent E. Controversial Issues in Environmental Policy: Science Vs. Economics Vs. Politics. SAGE, 1992.