APA (7th ed.) Citation

Ridker, R. G. (1976). Changing resource problems of the Fourth World. Resources for the Future ; distributed by the Johns Hopkins University Press.

Chicago Style (17th ed.) Citation

Ridker, Ronald Gene. Changing Resource Problems of the Fourth World. Washington : Baltimore: Resources for the Future ; distributed by the Johns Hopkins University Press, 1976.

MLA (8th ed.) Citation

Ridker, Ronald Gene. Changing Resource Problems of the Fourth World. Resources for the Future ; distributed by the Johns Hopkins University Press, 1976.