Dyfyniad APA

Faber, M. M., Manstetten, R., & Proops, J. L. R. (1996). Ecological economics: Concepts and methods. E. Elgar.

Dyfyniad Arddull Chicago

Faber, Malte Michael, Reiner Manstetten, and John L. R. Proops. Ecological Economics: Concepts and Methods. Cheltenham, UK ; Brookfield, Vt., US: E. Elgar, 1996.

Dyfyniad MLA

Faber, Malte Michael, et al. Ecological Economics: Concepts and Methods. E. Elgar, 1996.

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