Cope, D. R., Hills, P., & James, P. (1984). Energy policy and land-use planning: An international perspective. Pergamon Press.
Παραπομπή σε μορφή Chicago (17η εκδ.)Cope, David R., Peter Hills, και Peter James. Energy Policy and Land-use Planning: An International Perspective. Oxford ; New York: Pergamon Press, 1984.
Παραπομπή σε μορφή MLA (9th εκδ.)Cope, David R., et al. Energy Policy and Land-use Planning: An International Perspective. Pergamon Press, 1984.