Cita APA (7a ed.)

Edwards, J., & Webber, P. (1998). Europe (1. publ.). Thornes.

Cita Chicago Style (17a ed.)

Edwards, John, y Peter Webber. Europe. 1. publ. Cheltenham: Thornes, 1998.

Cita MLA (9a ed.)

Edwards, John, y Peter Webber. Europe. 1. publ. Thornes, 1998.