Dyfyniad APA

Reynolds, J. E., Redfern, J. M., & Shulstad, R. N. (1974). Readings in natural resource economics. MSS Information.

Dyfyniad Arddull Chicago

Reynolds, John Everett, J. Martin Redfern, and Robert N. Shulstad. Readings in Natural Resource Economics. New York: MSS Information, 1974.

Dyfyniad MLA

Reynolds, John Everett, et al. Readings in Natural Resource Economics. MSS Information, 1974.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.