APA (7th ed.) Citation

Gagg, J. C., & Gagg, M. E. (1955). Teaching children to read. Newnes Educational.

Chicago Style (17th ed.) Citation

Gagg, J. C., and M. E. Gagg. Teaching Children to Read. London: Newnes Educational, 1955.

MLA (8th ed.) Citation

Gagg, J. C., and M. E. Gagg. Teaching Children to Read. Newnes Educational, 1955.