APA (7e ed.) Bronvermelding

Vig, N. J., & Kraft, M. E. (1990). Environmental policy in the 1990s: Toward a new agenda. CQ Press.

Chicago (17e ed.) Bronvermelding

Vig, Norman J., en Michael E. Kraft. Environmental Policy in the 1990s: Toward a New Agenda. Washington, D.C.: CQ Press, 1990.

MLA (8e ed.) Bronvermelding

Vig, Norman J., en Michael E. Kraft. Environmental Policy in the 1990s: Toward a New Agenda. CQ Press, 1990.