APA (7th ed.) Citation

(1992). The testing of oral proficiency. Pergamon Pr.

Chicago Style (17th ed.) Citation

The Testing of Oral Proficiency. Oxford u.a: Pergamon Pr, 1992.

MLA (9th ed.) Citation

The Testing of Oral Proficiency. Pergamon Pr, 1992.

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