Lindgren, H. C. (1980). Educational psychology in the classroom / (by) Henry Clay Lindgren (6th ed.). Oxford University Press.
Chicago Style (17th ed.) CitationLindgren, Henry Clay. Educational Psychology in the Classroom / (by) Henry Clay Lindgren. 6th ed. New York ; Oxford: Oxford University Press, 1980.
MLA (9th ed.) CitationLindgren, Henry Clay. Educational Psychology in the Classroom / (by) Henry Clay Lindgren. 6th ed. Oxford University Press, 1980.
Warning: These citations may not always be 100% accurate.