ebrary, Inc, D'Alessandro, R., Fischer, S., & Hrafnbjargarson, G. H. (2008). Agreement restrictions. Mouton de Gruyter.
Chicago Style (17. basım) Atıfebrary, Inc, Roberta D'Alessandro, Susann Fischer, ve Gunnar Hrafn Hrafnbjargarson. Agreement Restrictions. Berlin ; New York: Mouton de Gruyter, 2008.
MLA (9th ed.) Atıfebrary, Inc, et al. Agreement Restrictions. Mouton de Gruyter, 2008.
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