APA (7th ed.) Citation

Weir, C., & Roberts, J. (1994). Evaluation in ELT. Blackwell.

Chicago Style (17th ed.) Citation

Weir, Cyril, and Jon Roberts. Evaluation in ELT. Oxford: Blackwell, 1994.

MLA (9th ed.) Citation

Weir, Cyril, and Jon Roberts. Evaluation in ELT. Blackwell, 1994.

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