APA (7th ed.) Citation

Wheldall, K., Merrett, F., & Houghton, S. (1989). Positive teaching in the secondary school / Kevin Wheldall and Frank Merrett with Stephen Houghton. Paul Chapman.

Chicago Style (17th ed.) Citation

Wheldall, Kevin, Frank Merrett, and Stephen Houghton. Positive Teaching in the Secondary School / Kevin Wheldall and Frank Merrett with Stephen Houghton. London: Paul Chapman, 1989.

MLA (9th ed.) Citation

Wheldall, Kevin, et al. Positive Teaching in the Secondary School / Kevin Wheldall and Frank Merrett with Stephen Houghton. Paul Chapman, 1989.

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