Cita APA (7th ed.)

Clark, R. C., & Mayer, R. E. (2008). E-learning and the science of instruction: Proven guidelines for consumers and designers of multimedia learning (2nd ed.). Pfeiffer.

Cita Chicago (17th ed.)

Clark, Ruth Colvin, i Richard E. Mayer. E-learning and the Science of Instruction: Proven Guidelines for Consumers and Designers of Multimedia Learning. 2nd ed. San Francisco, CA: Pfeiffer, 2008.

Cita MLA (9th ed.)

Clark, Ruth Colvin, i Richard E. Mayer. E-learning and the Science of Instruction: Proven Guidelines for Consumers and Designers of Multimedia Learning. 2nd ed. Pfeiffer, 2008.