Otto, C. (1993). Proceedings of the seventh International Symposium on Trichoptera: Umeå, Sweden 3-8 August 1992. Leiden: Backhuys.
Chicago Stili AlıntıOtto, Christian,ed. Proceedings of the Seventh International Symposium On Trichoptera: Umeå, Sweden 3-8 August 1992. Leiden: Backhuys, 1993.
MLA AlıntıOtto, Christian,ed. Proceedings of the Seventh International Symposium On Trichoptera: Umeå, Sweden 3-8 August 1992. Leiden: Backhuys, 1993.
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