Gaya APA

Petersen, L, K. (2008). Journal of Environmental Policy & Planning (Vol. 10 No. 4 December 2008; 423-438 hal). Oxon: Routledge-Taylor & Francis Group.

Gaya MLA

Petersen, Lars, Kjerulf. "Journal of Environmental Policy & Planning". Vol. 10 No. 4 December 2008; 423-438 hal Oxon: Routledge-Taylor & Francis Group, 2008. Text.