Comunicaciones introductorias para las sesiones plenarias.
Subtitle: Rapports pour les séances plénières. Papers to be discussed in plenary sessions.
Publisher: Universidad Nacional Autónoma de México
Published: 1963
Place of publication: [México]
Language: spa; fre; eng; ita; rus
Number of pages: 244
Subjects: Philosophy.
Notes: Spanish, French, English, Italian and/or Russian.