Cita APA (7a ed.)
Schiff, M. W., & Valdés, A. (1990). Nutrition: Alternative definitions and policy implications. University of Chicago Press.
Cita Chicago Style (17a ed.)
Schiff, Maurice W., y Alberto Valdés. Nutrition: Alternative Definitions and Policy Implications. University of Chicago Press, 1990.
Cita MLA (9a ed.)
Schiff, Maurice W., y Alberto Valdés. Nutrition: Alternative Definitions and Policy Implications. University of Chicago Press, 1990.
Precaución: Estas citas no son 100% exactas.