APA Citation

Davies, A., & Davies, A. (1990). Principles of language testing. Cambridge, Mass.: Basil Blackwell.

Chicago Style Citation

Davies, Alan, and Alan Davies. Principles of Language Testing. Cambridge, Mass.: Basil Blackwell, 1990.

MLA Citation

Davies, Alan, and Alan Davies. Principles of Language Testing. Cambridge, Mass.: Basil Blackwell, 1990.

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