Cita APA (7a ed.)
Gardner, M. (2001). A Gardner's workout: Training the mind and entertaining the spirit. A.K Peters.
Cita Chicago Style (17a ed.)
Gardner, Martin. A Gardner's Workout: Training the Mind and Entertaining the Spirit. Natick, Mass.: A.K Peters, 2001.
Cita MLA (9a ed.)
Gardner, Martin. A Gardner's Workout: Training the Mind and Entertaining the Spirit. A.K Peters, 2001.
Precaución: Estas citas no son 100% exactas.