Lindgren, H. C. (1976). Educational psychology in the classroom (5th ed.). John Wiley.
Chicago-стиль цитированияLindgren, Henry Clay. Educational Psychology in the Classroom. 5th ed. New York: John Wiley, 1976.
MLA-цитированиеLindgren, Henry Clay. Educational Psychology in the Classroom. 5th ed. John Wiley, 1976.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.