Douglas,D. (2012). Commentary on Establishing a Life-Language Model of Proficiency: A New Challenge for Language Testers. International Journal of Language Testing, 2(2), 109-111.
MLA
Douglas,D. . "Commentary on Establishing a Life-Language Model of Proficiency: A New Challenge for Language Testers", International Journal of Language Testing, 2, 2, 2012, 109-111.
HARVARD
Douglas D. (2012). 'Commentary on Establishing a Life-Language Model of Proficiency: A New Challenge for Language Testers', International Journal of Language Testing, 2(2), pp. 109-111.
CHICAGO
D. Douglas, "Commentary on Establishing a Life-Language Model of Proficiency: A New Challenge for Language Testers," International Journal of Language Testing, 2 2 (2012): 109-111,
VANCOUVER
Douglas D. Commentary on Establishing a Life-Language Model of Proficiency: A New Challenge for Language Testers. IJLT, 2012; 2(2): 109-111.
