APA način citiranja

Crystal, D. (1997). English as a global language. Cambridge, England: Cambridge University Press.

Čikaški stil citiranja

Crystal, David. English As a Global Language. Cambridge, England: Cambridge University Press, 1997.

MLA način citiranja

Crystal, David. English As a Global Language. Cambridge, England: Cambridge University Press, 1997.

Upozorenje: Ovi citati možda nisu uvijek 100% točni.