Vig, N. J., & Kraft, M. E. (2016). Environmental policy: New directions for the twenty-first century (Ninth edition.). Sage.
Style de citation ChicagoVig, Norman J., et Michael E. Kraft. Environmental Policy: New Directions for the Twenty-first Century. Ninth edition. Los angeles: Sage, 2016.
Style de citation MLAVig, Norman J., et Michael E. Kraft. Environmental Policy: New Directions for the Twenty-first Century. Ninth edition. Sage, 2016.
Attention : ces citations peuvent ne pas être correctes à 100%.