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Lançamentos por William Christensen

Cover for William Christensen · Fortegneis Over Danmarks Breve Fra Middelalderen (Hardcover Book) (2018)
Hardcover Book
Fortegneis Over Danmarks Breve F...
William Christensen
Cover for William Christensen · Motivational Influences on Cognitive Load: the Effects of Cognitive Load on Motivation in Multimedia Learning Environments (Paperback Book) (2008)
Paperback Book
Motivational Influences on Cogni...
William Christensen