APA (7th ed.) Zitazioa

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

Chicago Style (17th ed.) Zitazioa

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

MLA (9th ed.) Zitazioa

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