APA aipamena

O'Sullivan, B. (2011). Language testing: Theories and practices. Palgrave Macmillan.

Chicago Style aipamena

O'Sullivan, Barry. Language Testing: Theories and Practices. Houndmills: Palgrave Macmillan, 2011.

MLA aipamena

O'Sullivan, Barry. Language Testing: Theories and Practices. Palgrave Macmillan, 2011.