APA
Stern H. H., . (1983). Fundamental concepts of language teaching. London: Oxford University Press.
Chicago
Stern H H, . 1983. Fundamental concepts of language teaching. London: Oxford University Press.
Harvard
Stern H. H., . (1983). Fundamental concepts of language teaching. London: Oxford University Press.
MLA
Stern H H, . Fundamental concepts of language teaching. London: Oxford University Press. 1983.