By Beal, George M..
Buenos Aires Kapelusz Editora 1992 .
332 p. , Translation of: Leadership and dynamic group action. 9501365050

By Barreiro, Telma..
Buenos Aires Kapelusz, Editora, S.A. 1992 .
178 p. , Includes index. 9501361411

By Fernández de Canosa, Marta..
Buenos Aires Kapelusz Editora, S. A. 1992 .
93 p. , Accompanied by 16 pieces set of skills games. 9501361403

By Fernández de Moratín, Leandro.
Argentina Kapelusz Editora 1994 .
124 p. 17 cm..
9501321967