By Morales Benitez, Otto,.
Medellín Universidad PontificiaBolivariana 1968 .
63 p.

Bogotá Impr. Nacional 1960 .
454 p. , Initiated by the Minister of Labor, Otto Morales Benítez. 25 cm..

By Morales Benitez, Otto,.
Santafé de Bogotá Instituto Caro y Cuervo 1998 .
v. 22 cm..

By Morales Benitez, Otto,.
Bogotá, Colombia Club de Abogados 2006 .
925 p. , Includes CD. 24 cm. + CD.
9588297060