Sancho, Antonius M. Dialectica et introductio in philosophiam in usum privatum alumnorum / Antonius M. Sancho - Granatae : Collegium S. I. Granatense, 1950 - 71 p. ; 21 cm Subjects--Topical Terms: Filosofía--Tratados, manuales, etc. Universal Decimal Class. No.: 1(035)