Cita APA

Durrell, M., Kohl, K. M., & Loftus, G. (2015). Essential German grammar (Second edition.). Arnold.

Citación estilo Chicago

Durrell, Martin, Katrin M. Kohl, and Gudrun Loftus. Essential German Grammar. Second edition. London: Arnold, 2015.

Cita MLA

Durrell, Martin, et al. Essential German Grammar. Second edition. Arnold, 2015.