APA (7th ed.) Citation

Herrmann, A., & Steinbach, M. (2013). Nonmanuals in sign language. Benjamins.

Chicago Style (17th ed.) Citation

Herrmann, Annika, and Markus Steinbach. Nonmanuals in Sign Language. Amsterdam: Benjamins, 2013.

MLA (9th ed.) Citation

Herrmann, Annika, and Markus Steinbach. Nonmanuals in Sign Language. Benjamins, 2013.