Bachman, L. F., & Palmer, A. S. (2010). Language assessment in practice: Developing language assessments and justifying their use in the real world. Oxford University Press.

Bachman, Lyle F., and Adrian S. Palmer. Language Assessment in Practice: Developing Language Assessments and Justifying Their Use in the Real World. Oxford ; New York: Oxford University Press, 2010.

Bachman, Lyle F., and Adrian S. Palmer. Language Assessment in Practice: Developing Language Assessments and Justifying Their Use in the Real World. Oxford University Press, 2010.