Allan, D. (2004). Placement test 2: Marking kit with user's guide and diagnostic key. Oxford: Oxford University Press.
Trích dẫn kiểu ChicagoAllan, Dave. Placement Test 2: Marking Kit With User's Guide and Diagnostic Key. Oxford: Oxford University Press, 2004.
ציטוט MLAAllan, Dave. Placement Test 2: Marking Kit With User's Guide and Diagnostic Key. Oxford: Oxford University Press, 2004.
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