Cita APA (7a ed.)
(1989). Turning points: Preparing American youth for the 21st century. Carnegie Corporation.
Cita Chicago Style (17a ed.)
Turning Points: Preparing American Youth for the 21st Century. New York: Carnegie Corporation, 1989.
Cita MLA (9a ed.)
Turning Points: Preparing American Youth for the 21st Century. Carnegie Corporation, 1989.
Precaución: Estas citas no son 100% exactas.