Cita APA

LINDGREN, H. C. (1967). Educational psychology in the classroom.-- ed.3. John Wiley and Sons.

Citación estilo Chicago

LINDGREN, Henry Clay. Educational Psychology in the Classroom.-- Ed.3. New York: John Wiley and Sons, 1967.

Cita MLA

LINDGREN, Henry Clay. Educational Psychology in the Classroom.-- Ed.3. John Wiley and Sons, 1967.