Tohutoro APA (7th ed.)

Hartwick John M & Olewiler, N. D. (1986). The economics of natural resource use. Harper and Row.

Tohutoru Kātū Chicago (17th ed.)

Hartwick John M me Nancy D. Olewiler. The Economics of Natural Resource Use. New York: Harper and Row, 1986.

Tohutoro MLA (9th ed.)

Hartwick John M me Nancy D. Olewiler. The Economics of Natural Resource Use. Harper and Row, 1986.