Παραπομπή APA

Coles, M. C., & Lord, B. D. (1970). Colloquial English. Oxford University Press.

Παραπομπή Chicago Style

Coles, M. C., και B. D. Lord. Colloquial English. London: Oxford University Press, 1970.

Παραπομπή MLA

Coles, M. C., και B. D. Lord. Colloquial English. Oxford University Press, 1970.