Asgari, A., & Mustapha, G. (2012). The attrition rate of vocabulary among EFL learners across different proficiency levels. Universiti Putra Malaysia Press.
Chicago Style (17th ed.) CitationAsgari, Azadeh, and Ghazali Mustapha. The Attrition Rate of Vocabulary Among EFL Learners Across Different Proficiency Levels. Universiti Putra Malaysia Press, 2012.
MLA (9th ed.) CitationAsgari, Azadeh, and Ghazali Mustapha. The Attrition Rate of Vocabulary Among EFL Learners Across Different Proficiency Levels. Universiti Putra Malaysia Press, 2012.
Warning: These citations may not always be 100% accurate.