APA

Esteras S. R., . (2009). Infotech. English for computer users. Cambridge: Cambridge University Press.

Chicago

Esteras S R, . 2009. Infotech. English for computer users. Cambridge: Cambridge University Press.

Harvard

Esteras S. R., . (2009). Infotech. English for computer users. Cambridge: Cambridge University Press.

MLA

Esteras S R, . Infotech. English for computer users. Cambridge: Cambridge University Press. 2009.