Olson, S. (1989). Shaping the future: Biology and human values. National Academy Press.
Cita Chicago Style (17a ed.)Olson, Steve. Shaping the Future: Biology and Human Values. Washington, D.C.: National Academy Press, 1989.
Cita MLA (9a ed.)Olson, Steve. Shaping the Future: Biology and Human Values. National Academy Press, 1989.
Precaución: Estas citas no son 100% exactas.