Style de citation APA (7e éd.)

Keßler, J., Lenzing, A., & Liebner, M. (2016). Developing, Modelling and Assessing Second Languages. John Benjamins Publishing Company.

Style de citation Chicago (17e éd.)

Keßler, Jörg-U, Anke Lenzing, et Mathias Liebner. Developing, Modelling and Assessing Second Languages. John Benjamins Publishing Company, 2016.

Style de citation MLA (9e éd.)

Keßler, Jörg-U, et al. Developing, Modelling and Assessing Second Languages. John Benjamins Publishing Company, 2016.