International Congress of Logic, Methodology and Philosophy of Science, Prawitz, D., Skyrms, B., & Westerstahl, D. (1994). Logic, methodology and philosophy of science IX: Proceedings of the Ninth International Congress of Logic, Methodology and Philosophy of Science, Uppsala, Sweden, August 7-14, 1991. Elsevier.
Cita Chicago Style (17a ed.)International Congress of Logic, Methodology and Philosophy of Science, Dag Prawitz, Brian Skyrms, y Dag Westerstahl. Logic, Methodology and Philosophy of Science IX: Proceedings of the Ninth International Congress of Logic, Methodology and Philosophy of Science, Uppsala, Sweden, August 7-14, 1991. Amsterdam [etc.]: Elsevier, 1994.
Cita MLA (9a ed.)International Congress of Logic, Methodology and Philosophy of Science, et al. Logic, Methodology and Philosophy of Science IX: Proceedings of the Ninth International Congress of Logic, Methodology and Philosophy of Science, Uppsala, Sweden, August 7-14, 1991. Elsevier, 1994.
