Gaya APA

Clark, C, R., Richard, E, M. (2016). e-Learning and the Science of Instruction : Proven Guidelines for Consumers and Designers of Multimedia Learning Fourth Edition . America: .

Gaya MLA

Clark, Colvin,, Ruth., Richard, E., Mayer,. "e-Learning and the Science of Instruction : Proven Guidelines for Consumers and Designers of Multimedia Learning Fourth Edition". America: , 2016. Text.