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- Language: Spanish
- Year: 2009
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- Language: Spanish
- Year: 2005
- Author: Luis Alonso Schökel
- Language: Spanish
- Year: 1998
- Author: Anthony de Mello Jesús García-Abril
- Language: Spanish
- Year: 1985
- Author: Enzo Bianchi, María del Carmen Blanco Moreno (tr.)
- Language: Spanish
- Year: 2010
- Author: Enzo Bianchi, María del Carmen Blanco Moreno (tr.)
- Language: Spanish
- Year: 2010
- Author: Peter G. Van Breemen
- Language: Spanish
- Year: 1997
- Author: Peter G. Van Breemen
- Language: Spanish
- Year: 1997