(2003). TOEFL: Practice tests workbook : Test of English as a foreign language. Thành phố Hồ Chí Minh: Trẻ.
Styl cytowania ChicagoTOEFL: Practice Tests Workbook : Test of English As a Foreign Language. Thành phố Hồ Chí Minh: Trẻ, 2003.
Styl cytowania MLATOEFL: Practice Tests Workbook : Test of English As a Foreign Language. Thành phố Hồ Chí Minh: Trẻ, 2003.
Uwaga: Te cytaty mogą odróżniać się od wytycznej twojego fakultetu..