Liber 4, Tractatus 2,8-14 - Ulrich : von Strassburg, <1225-1277>. (OLS)http://semarc/name/573; Palazzo, Alessandro, <1975- >. (OLS)http://semarc/name/58134 (De summo bono, 2012)
Keywords: Filosofia medievale. (OLS)http://semarc/subject/852