Cita APA

Nijkamp, P., & Perrels, A. (1994). Sustainable cities in Europe: A comparative analysis of urban energy - environmental policies. London: Earthscan.

Citación estilo Chicago

Nijkamp, Peter, and Adriaan Perrels. Sustainable Cities in Europe: A Comparative Analysis of Urban Energy - Environmental Policies. London: Earthscan, 1994.

Cita MLA

Nijkamp, Peter, and Adriaan Perrels. Sustainable Cities in Europe: A Comparative Analysis of Urban Energy - Environmental Policies. London: Earthscan, 1994.