Ur, P. (1988). Grammar practice activities: A practical guide for teachers. Cambridge: Cambridge University Press.
Chicago Style citaatUr, Penny. Grammar Practice Activities: A Practical Guide for Teachers. Cambridge: Cambridge University Press, 1988.
MLA citatieUr, Penny. Grammar Practice Activities: A Practical Guide for Teachers. Cambridge: Cambridge University Press, 1988.
Let op: Deze citaties zijn niet altijd 100% accuraat.