APA
Rivers W. M., . (1978). A practical guide to teaching english as a second or. Oxford: Oxford University Press.
Chicago
Rivers Wilga M, . 1978. A practical guide to teaching english as a second or. Oxford: Oxford University Press.
Harvard
Rivers W. M., . (1978). A practical guide to teaching english as a second or. Oxford: Oxford University Press.
MLA
Rivers Wilga M, . A practical guide to teaching english as a second or. Oxford: Oxford University Press. 1978.
