ebrary, Inc, Cyffer, N., Ebermann, E., & Ziegelmeyer, G. (2009). Negation patterns in West African languages and beyond. John Benjamins Pub. Co..
Chicago Style (17. basım) Atıfebrary, Inc, Norbert Cyffer, Erwin Ebermann, ve Georg Ziegelmeyer. Negation Patterns in West African Languages and Beyond. Amsterdam ; Philadelphia: John Benjamins Pub. Co., 2009.
MLA (9th ed.) Atıfebrary, Inc, et al. Negation Patterns in West African Languages and Beyond. John Benjamins Pub. Co., 2009.
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