Cita APA (7a ed.)

Ridker, R. G., & Watson, W. D. (1980). To choose a future: Resource and environmental consequences of alternative growth paths. Johns Hopkins University Press.

Cita Chicago Style (17a ed.)

Ridker, Ronald G.., y William D. Watson. To Choose a Future: Resource and Environmental Consequences of Alternative Growth Paths. Baltimore ; London: Johns Hopkins University Press, 1980.

Cita MLA (9a ed.)

Ridker, Ronald G.., y William D. Watson. To Choose a Future: Resource and Environmental Consequences of Alternative Growth Paths. Johns Hopkins University Press, 1980.