Hackett, S. C. (2001). Environmental and natural resources economics: Theory, policy, and the sustainable society (2nd ed.). M.E. Sharpe.
Chicago Style (17. basım) AtıfHackett, Steven C. Environmental and Natural Resources Economics: Theory, Policy, and the Sustainable Society. 2nd ed. Armonk, N.Y.: M.E. Sharpe, 2001.
MLA (8th ed.) AtıfHackett, Steven C. Environmental and Natural Resources Economics: Theory, Policy, and the Sustainable Society. 2nd ed. M.E. Sharpe, 2001.
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