Peter Abelards philosophische Schriften - Geyer, Bernhard <1880-1974>. (OLS)http://semarc/name/1160; Abaelardus, Petrus, <1079-1142>. (OLS)http://semarc/name/880 (Aschendorffsche Verlagsbuchhandlung,, 1919)
Testi in latino, introd. in tedesco.
Keywords: Logica - Medioevo. (OLS)http://semarc/subject/1107