Cita APA (7a ed.)

Lindgren, H. (1960). Educational psychilogy in the Classroom. John Wiley and Sons.

Cita Chicago Style (17a ed.)

Lindgren, Henry. Educational Psychilogy in the Classroom. London: John Wiley and Sons, 1960.

Cita MLA (9a ed.)

Lindgren, Henry. Educational Psychilogy in the Classroom. John Wiley and Sons, 1960.