APA استشهاد

Gramley, S. (2011). History of English: An introduction. Routledge.

استشهاد بنمط شيكاغو

Gramley, Stephan. History of English: An Introduction. Oxon: Routledge, 2011.

MLA استشهاد

Gramley, Stephan. History of English: An Introduction. Routledge, 2011.