Causa Comun Technical Department creator Carrizosa Alajmo, Alberto. Unesco text bibliography fr Paris Unesco 1977 monographic eng

print

50 p. ; 24 cm. carried out by the Technical Department of Causa Comun under the direction of Alberto Carrizosa Alajmo, and with the collaboration of Ivan Botero Paramo, Luis Alberto Arenas and Alberto Umana. Bibliography: p. 50. Communication Colombia 380.309861 CAC 1977 9231013807 LC 140511 20211209052054.0 33868 eng