Mayer, R. E., & Alexander, P. A. (2017). Handbook of research on learning and instruction (2a. ed.). Routledge.
Tohutoru Kātū Chicago (17th ed.)Mayer, Richard E., me Patricia A. Alexander. Handbook of Research on Learning and Instruction. 2a. ed. Nueva York: Routledge, 2017.
Tohutoro MLA (9th ed.)Mayer, Richard E., me Patricia A. Alexander. Handbook of Research on Learning and Instruction. 2a. ed. Routledge, 2017.
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