I. Tiono N, Sylvia A. THE TYPES OF COMMUNICATION STRATEGIES USED BY SPEAKING CLASS STUDENTS WITH DIFFERENT COMMUNICATION APPREHENSION LEVELS IN ENGLISH DEPARTMENT OF PETRA CHRISTIAN UNIVERSITY, SURABAYA. kata [Internet]. 2005 May 25 [cited 2026 Jul. 9];6(1):30-46. Available from: https://kata.petra.ac.id/index.php/ing/article/view/16257