Gaya APA

Olson, M, H., Hergenhahn, B, R. (2009). An Introduction to Theories of Learning Ed. 8'th (8). New Jersey: Pearson Education.

Gaya MLA

Olson, Matthew, H.., Hergenhahn, B., R.. "An Introduction to Theories of Learning Ed. 8'th". 8 New Jersey: Pearson Education, 2009. Text.