Barbara Sinclair. (1996). Activate your English: A short course for adults (intermediate self-study workbook). Cambridge, UK: Cambridge Univ. Press.
استشهاد بنمط شيكاغوBarbara Sinclair. Activate Your English: A Short Course for Adults (intermediate Self-study Workbook). Cambridge, UK: Cambridge Univ. Press, 1996.
MLA استشهادBarbara Sinclair. Activate Your English: A Short Course for Adults (intermediate Self-study Workbook). Cambridge, UK: Cambridge Univ. Press, 1996.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.