Guthrie, J. T., & Wigfield, A. (1997). Reading engagement: Motivating readers through integrated instruction. International Reading Association.
Lua i Stíl Chicago (17ú heag.)Guthrie, John T., agus Allan Wigfield. Reading Engagement: Motivating Readers Through Integrated Instruction. Newark, Del.: International Reading Association, 1997.
Lua MLA (8ú heag.)Guthrie, John T., agus Allan Wigfield. Reading Engagement: Motivating Readers Through Integrated Instruction. International Reading Association, 1997.
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