(1996). Performance and competence in second language acquisition. Cambridge: Cambridge University Press.
استشهاد بنمط شيكاغوPerformance and Competence in Second Language Acquisition. Cambridge: Cambridge University Press, 1996.
MLA استشهادPerformance and Competence in Second Language Acquisition. Cambridge: Cambridge University Press, 1996.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.