Sweeney, J. L. (1985). Handbook of natural resource and energy economics (2nd ed.). North Holland [Imprint] Elsevier Science & Technology Books.
استشهاد بنمط شيكاغوSweeney, J. L. Handbook of Natural Resource and Energy Economics. 2nd ed. San Diego: North Holland [Imprint] Elsevier Science & Technology Books, 1985.
MLA استشهادSweeney, J. L. Handbook of Natural Resource and Energy Economics. 2nd ed. North Holland [Imprint] Elsevier Science & Technology Books, 1985.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.