Flesch, R., & Witty, P. (1957). How you can be a better student. Sterling Publishing.
Cita Chicago Style (17a ed.)Flesch, Rudolf, y Paul Witty. How You Can Be a Better Student. Nueva York: Sterling Publishing, 1957.
Cita MLA (9a ed.)Flesch, Rudolf, y Paul Witty. How You Can Be a Better Student. Sterling Publishing, 1957.
Precaución: Estas citas no son 100% exactas.