APA (7th ed.) Citation

Purhonen, S. (2010). Usability of the testing criteria for English proficiency in competence tests: Assessor perceptions.

Chicago Style (17th ed.) Citation

Purhonen, Seija. Usability of the Testing Criteria for English Proficiency in Competence Tests: Assessor Perceptions. Jyväskylä, 2010.

MLA (9th ed.) Citation

Purhonen, Seija. Usability of the Testing Criteria for English Proficiency in Competence Tests: Assessor Perceptions. 2010.

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