APA استشهاد

Thornley, G. C., & Roberts , G. (2011). Outline of English literature. Dorling Kindersley.

استشهاد بنمط شيكاغو

Thornley, G. C., و Gwyneth Roberts. Outline of English Literature. Noida: Dorling Kindersley, 2011.

MLA استشهاد

Thornley, G. C., و Gwyneth Roberts. Outline of English Literature. Dorling Kindersley, 2011.