Grossnickle, D. R., & Thiel, W. B. (1988). Promoting effective student motivation in school and classroom: A practitioner's perpective. N.A.S.S.P.
Citace podle Chicago (17th ed.)Grossnickle, Donald R., a William B. Thiel. Promoting Effective Student Motivation in School and Classroom: A Practitioner's Perpective. Reston: N.A.S.S.P, 1988.
Citace podle MLA (9th ed.)Grossnickle, Donald R., a William B. Thiel. Promoting Effective Student Motivation in School and Classroom: A Practitioner's Perpective. N.A.S.S.P, 1988.
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