Leech, G., & Svartvik, J. (1990). A Communicative Grammar of English. London: Oxford University Press.
Čikaški stil citiranjaLeech, Goeffrey, i Jan Svartvik. A Communicative Grammar of English. London: Oxford University Press, 1990.
MLA način citiranjaLeech, Goeffrey, i Jan Svartvik. A Communicative Grammar of English. London: Oxford University Press, 1990.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.