APA引文

Popham, W. J., & Baker, E. L. (1970). Systematic instruction. Prentice-Hall.

Chicago Style (17th ed.) Citation

Popham, W. James, and Eva L. Baker. Systematic Instruction. Englewood Cliffs, N.J.: Prentice-Hall, 1970.

MLA引文

Popham, W. James, and Eva L. Baker. Systematic Instruction. Prentice-Hall, 1970.