SPRINTHALL, N. (1987). Educational Psychology: A Developmental Approach/norman A Sprinthall & Richard C. Spirithall. Random House.
Chicago-viite (17. p.)SPRINTHALL, Norman. Educational Psychology: A Developmental Approach/norman A Sprinthall & Richard C. Spirithall. Random House, 1987.
MLA-viite (8. p.)SPRINTHALL, Norman. Educational Psychology: A Developmental Approach/norman A Sprinthall & Richard C. Spirithall. Random House, 1987.
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