Cita APA

Hufschmidt, M. M. (1993). Environment natural systems, and development: An economic valuation guide. London, England: The Johns Hopkins Press.

Citación estilo Chicago

Hufschmidt, Maynard M. Environment Natural Systems, and Development: An Economic Valuation Guide. London, England: The Johns Hopkins Press, 1993.

Cita MLA

Hufschmidt, Maynard M. Environment Natural Systems, and Development: An Economic Valuation Guide. London, England: The Johns Hopkins Press, 1993.