APA (7th ed.) Citation

Johnson, E. A., & Michael, R. E. (1958). Principles of teaching. Allyn and Bacon.

Chicago Style (17th ed.) Citation

Johnson, Earl A., and Ruby Eldon Michael. Principles of Teaching. Boston: Allyn and Bacon, 1958.

MLA (8th ed.) Citation

Johnson, Earl A., and Ruby Eldon Michael. Principles of Teaching. Allyn and Bacon, 1958.

Warning: These citations may not always be 100% accurate.