Eastwood, J. (2003). Oxford practice grammar: With answers (2nd ed., 11th impression.). Oxford: Oxford University Press.
Παραπομπή Chicago StyleEastwood, John. Oxford Practice Grammar: With Answers. 2nd ed., 11th impression. Oxford: Oxford University Press, 2003.
Παραπομπή MLAEastwood, John. Oxford Practice Grammar: With Answers. 2nd ed., 11th impression. Oxford: Oxford University Press, 2003.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.