APA استشهاد

Maler, K. a. V. R. (2003). Handbook of environmental economics. North-Holland/Elsevier.

استشهاد بنمط شيكاغو

Maler, Karl-Grogan and Vincent,jeffrey R. Handbook of Environmental Economics. Amsterdam: North-Holland/Elsevier, 2003.

MLA استشهاد

Maler, Karl-Grogan and Vincent,jeffrey R. Handbook of Environmental Economics. North-Holland/Elsevier, 2003.