APA (7th ed.) Citation

Wragg, E. C. (1999). An introduction to classroom observation (2. ed.). Routledge.

Chicago Style (17th ed.) Citation

Wragg, Edward C. An Introduction to Classroom Observation. 2. ed. London [u.a.]: Routledge, 1999.

MLA (9th ed.) Citation

Wragg, Edward C. An Introduction to Classroom Observation. 2. ed. Routledge, 1999.