APA (7th ed.) Citation

Rahimi, M., & Tavakoli, M. (2015). The effectiveness of CALL in helping Persian L2 learners produce the English vowel /p. Penerbit UKM.

Chicago Style (17th ed.) Citation

Rahimi, Meisam, and Mansoor Tavakoli. The Effectiveness of CALL in Helping Persian L2 Learners Produce the English Vowel /p. Penerbit UKM, 2015.

MLA (8th ed.) Citation

Rahimi, Meisam, and Mansoor Tavakoli. The Effectiveness of CALL in Helping Persian L2 Learners Produce the English Vowel /p. Penerbit UKM, 2015.

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