APA

Hughes G. S., Oxford University Press, . (1993). A handbook of classroom English. Oxford [i inne]: Oxford University Press.

Chicago

Hughes Glyn S, Oxford University Press, . 1993. A handbook of classroom English. Oxford [i inne]: Oxford University Press.

Harvard

Hughes G. S., Oxford University Press, . (1993). A handbook of classroom English. Oxford [i inne]: Oxford University Press.

MLA

Hughes Glyn S, Oxford University Press, . A handbook of classroom English. Oxford [i inne]: Oxford University Press. 1993.