Olson, M. H., & Hergenhahn, B. R. (2013). An introduction to theories of learning (Ninth edition.). Pearson Education, Inc.
Chicago-viite (17. p.)Olson, Matthew H., ja B. R. Hergenhahn. An Introduction to Theories of Learning. Ninth edition. Upper Saddle River, New Jersey: Pearson Education, Inc, 2013.
MLA-viite (9. p.)Olson, Matthew H., ja B. R. Hergenhahn. An Introduction to Theories of Learning. Ninth edition. Pearson Education, Inc, 2013.
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