Loftus, J. M. (1951). St. Thomas' principle of individuation, materia quantitate signata.
Lua i Stíl Chicago (17ú heag.)Loftus, Joseph M. St. Thomas' Principle of Individuation, Materia Quantitate Signata. 1951.
Lua MLA (8ú heag.)Loftus, Joseph M. St. Thomas' Principle of Individuation, Materia Quantitate Signata. 1951.
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