Cita APA (7th ed.)

Dixon, J. A., & Hufschmidt, M. M. (1986). Economic valuation techniques for the environment: A case study workbook. John Hopkins University Press.

Cita Chicago (17th ed.)

Dixon, John A., i Maynard M. Hufschmidt. Economic Valuation Techniques for the Environment: A Case Study Workbook. Baltimore: John Hopkins University Press, 1986.

Cita MLA (9th ed.)

Dixon, John A., i Maynard M. Hufschmidt. Economic Valuation Techniques for the Environment: A Case Study Workbook. John Hopkins University Press, 1986.