Citazione Stile APA (7a Edizione)

ebrary, Inc, Cyffer, N., Ebermann, E., & Ziegelmeyer, G. (2009). Negation patterns in West African languages and beyond. John Benjamins Pub. Co..

Citazione stile Chigago Style (17a edizione)

ebrary, Inc, Norbert Cyffer, Erwin Ebermann, e Georg Ziegelmeyer. Negation Patterns in West African Languages and Beyond. Amsterdam ; Philadelphia: John Benjamins Pub. Co., 2009.

Citatione MLA (9a ed.)

ebrary, Inc, et al. Negation Patterns in West African Languages and Beyond. John Benjamins Pub. Co., 2009.