Biehler, R. F., & Snowman, J. (1982). Psychology applied to teaching (4th ed.). Houghton Mifflin.
Cita Chicago (17th ed.)Biehler, Robert Frederick, i Jack Snowman. Psychology Applied to Teaching. 4th ed. Boston: Houghton Mifflin, 1982.
Cita MLA (9th ed.)Biehler, Robert Frederick, i Jack Snowman. Psychology Applied to Teaching. 4th ed. Houghton Mifflin, 1982.
Atenció: Aquestes cites poden no estar 100% correctes.