Gaya APA

Clark, R, C., Mayer, R, E. (2003). E-learning and the science of instruction: proven guidelines for consumers and designers of multimedia learning . San Francisco: Jossey-Bass/Pfeiffer.

Gaya MLA

Clark, Ruth, Calvin., Mayer, Richard, E.. "E-learning and the science of instruction: proven guidelines for consumers and designers of multimedia learning". San Francisco: Jossey-Bass/Pfeiffer, 2003. Text.