Allan, D. (2004). Placement test 1: Marking kit with user's guide and diagnostic key. Oxford: Oxford University Press.
Chicago ZitierstilAllan, Dave. Placement Test 1: Marking Kit With User's Guide and Diagnostic Key. Oxford: Oxford University Press, 2004.
MLA ZitierstilAllan, Dave. Placement Test 1: Marking Kit With User's Guide and Diagnostic Key. Oxford: Oxford University Press, 2004.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.