Cita APA (7th ed.)

Wallwork, A. (2011). English for academic correspondence and socializing. Springer US.

Cita Chicago (17th ed.)

Wallwork, Adrian. English for Academic Correspondence and Socializing. Boston, MA: Springer US, 2011.

Cita MLA (9th ed.)

Wallwork, Adrian. English for Academic Correspondence and Socializing. Springer US, 2011.