APA (7th ed.) Citation

Lindgren, H. C. (1967). Educational psychology in the classroom. John Wiley & Sons, Inc.

Chicago Style (17th ed.) Citation

Lindgren, H C. Educational Psychology in the Classroom. New York: John Wiley & Sons, Inc, 1967.

MLA (9th ed.) Citation

Lindgren, H C. Educational Psychology in the Classroom. John Wiley & Sons, Inc, 1967.