By Urbano, Jorge D'..
Buenos Aires Editorial CREA 1981 .
257 p.

By Parkinson, C. Northcote.
Buenos Aires Editorial Crea 1981 .
244 p. , Translation of : The rise of big business.

By Gudiño Kieffer, Eduardo..
Buenos Aires Editorial Crea 1980 .
58 p. 22 cm..

By Honoré, Serge.
Argentina Editorial Crea 1980 .
??? p. , Translation of : Les parents et l'école. Comment collaborer? 2227015047