APA-Zitierstil (7. Ausg.)

(2013). Environmental policy: New directions for the twenty-first century (8. ed.). CQ Press.

Chicago-Zitierstil (17. Ausg.)

Environmental Policy: New Directions for the Twenty-first Century. 8. ed. Thousand Oaks,CA: CQ Press, 2013.

MLA-Zitierstil (9. Ausg.)

Environmental Policy: New Directions for the Twenty-first Century. 8. ed. CQ Press, 2013.