Cita APA (7a ed.)
Hussen, A. M. (2004). Principles of environmental economics (2nd ed.). Routledge.
Cita Chicago Style (17a ed.)
Hussen, Ahmed M. Principles of Environmental Economics. 2nd ed. London: Routledge, 2004.
Cita MLA (9a ed.)
Hussen, Ahmed M. Principles of Environmental Economics. 2nd ed. Routledge, 2004.
Precaución: Estas citas no son 100% exactas.