APA-čujuhus (7. p.)
ebrary, Inc, Cyffer, N., Ebermann, E., & Ziegelmeyer, G. (2009). Negation patterns in West African languages and beyond. John Benjamins Pub. Co..
Chicago-čujuhus (17. p.)
ebrary, Inc, Norbert Cyffer, Erwin Ebermann, juo Georg Ziegelmeyer. Negation Patterns in West African Languages and Beyond. Amsterdam ; Philadelphia: John Benjamins Pub. Co., 2009.
MLA-čujuhus (9. p.)
ebrary, Inc, et al. Negation Patterns in West African Languages and Beyond. John Benjamins Pub. Co., 2009.
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