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Trích dẫn kiểu Chicago (xuất bản lần thứ 7)International Symposium on Chadic Linguistics Boulder, Colo, Inc ebrary, và Zygmunt Frajzyngier. Current Progress in Chadic Linguistics: Proceedings of the International Symposium on Chadic Linguistics, Boulder, Colorado, 1-2 May, 1987. Amsterdam ; Philadelphia: J. Benjamins Pub. Co., 1989.
Trích dẫn kiểu MLA (xuất bản lần thứ 9)International Symposium on Chadic Linguistics Boulder, Colo, et al. Current Progress in Chadic Linguistics: Proceedings of the International Symposium on Chadic Linguistics, Boulder, Colorado, 1-2 May, 1987. J. Benjamins Pub. Co., 1989.