International Conference on Historical Linguistics Amsterdam, Netherlands, ebrary, Inc, & Marle, J. v. (1993). Historical linguistics 1991: Papers from the 10th International Conference on Historical Linguistics, Amsterdam, 12-16 August 1991. J. Benjamins.
Παραπομπή σε μορφή Chicago (17η εκδ.)International Conference on Historical Linguistics Amsterdam, Netherlands, Inc ebrary, και Jaap van Marle. Historical Linguistics 1991: Papers from the 10th International Conference on Historical Linguistics, Amsterdam, 12-16 August 1991. Amsterdam ; Philadelphia: J. Benjamins, 1993.
Παραπομπή σε μορφή MLA (9th εκδ.)International Conference on Historical Linguistics Amsterdam, Netherlands, et al. Historical Linguistics 1991: Papers from the 10th International Conference on Historical Linguistics, Amsterdam, 12-16 August 1991. J. Benjamins, 1993.