Lindgren, H. C. (1976). Educational psychology in the classroom (5th ed.). John Wiley.
Čikaški stil citiranjaLindgren, Henry Clay. Educational Psychology in the Classroom. 5th ed. New York: John Wiley, 1976.
MLA način citiranjaLindgren, Henry Clay. Educational Psychology in the Classroom. 5th ed. John Wiley, 1976.
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