APA

(2015). Lingua franca. [Erscheinungsort nicht ermittelbar]: SHARP, Society for the History of Authorship, Reading and Publishing.

Chicago

2015. Lingua franca. [Erscheinungsort nicht ermittelbar]: SHARP, Society for the History of Authorship, Reading and Publishing.

Harvard

(2015). Lingua franca. [Erscheinungsort nicht ermittelbar]: SHARP, Society for the History of Authorship, Reading and Publishing.

MLA

Lingua franca. [Erscheinungsort nicht ermittelbar]: SHARP, Society for the History of Authorship, Reading and Publishing. 2015.