Cita APA (7th ed.)

Popham, W. J., & Baker, E. L. (1973). Classroom instructional tactics. Prentice-Hall.

Cita Chicago (17th ed.)

Popham, W. James, i Eva L. Baker. Classroom Instructional Tactics. Englewood Cliffs, N.J.: Prentice-Hall, 1973.

Cita MLA (8th ed.)

Popham, W. James, i Eva L. Baker. Classroom Instructional Tactics. Prentice-Hall, 1973.