Cita APA (7a ed.)

Ayres, R. U. (1979). Uncertain futures: Challenges for decision-makers. Wiley.

Cita Chicago Style (17a ed.)

Ayres, Robert U. Uncertain Futures: Challenges for Decision-makers. New York, NY [u.a.]: Wiley, 1979.

Cita MLA (8a ed.)

Ayres, Robert U. Uncertain Futures: Challenges for Decision-makers. Wiley, 1979.