APA (7th ed.) Citation

Hoffmann, L., Kalverkämper, H., & Wiegand, H. E. (1998). Fachsprachen / Languages for Special Purposes. 1. Halbband.

Chicago Style (17th ed.) Citation

Hoffmann, Lothar, Hartwig Kalverkämper, and Herbert Ernst Wiegand. Fachsprachen / Languages for Special Purposes. 1. Halbband. 1998.

MLA (9th ed.) Citation

Hoffmann, Lothar, et al. Fachsprachen / Languages for Special Purposes. 1. Halbband. 1998.