Mayer, R. E., & Clark, R. C. (2008). E-Learning and the science of instructionProven giudelines for consumers and designers of multimedia learning. Pfeiffer.
Lua i Stíl Chicago (17ú heag.)Mayer, Richard E., agus Ruth Colvin Clark. E-Learning and the Science of InstructionProven Giudelines for Consumers and Designers of Multimedia Learning. Pfeiffer, 2008.
Lua MLA (8ú heag.)Mayer, Richard E., agus Ruth Colvin Clark. E-Learning and the Science of InstructionProven Giudelines for Consumers and Designers of Multimedia Learning. Pfeiffer, 2008.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.