Allan, D. (2004). Placement test 1: Marking kit with user's guide and diagnostic key. Oxford: Oxford University Press.
Stile di citazione ChicagoAllan, Dave. Placement Test 1: Marking Kit With User's Guide and Diagnostic Key. Oxford: Oxford University Press, 2004.
Citazione MLAAllan, Dave. Placement Test 1: Marking Kit With User's Guide and Diagnostic Key. Oxford: Oxford University Press, 2004.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.