Wittgenstein, Ludwig <br/><br/>
Los cuadernos azul y marrón 
Ludwig Wittgenstein ; prefacio de Rush Rhees. 
 - 1. ed., reimpresión. 
 - Madrid  Editorial Tecnos  1976. 
 - 230 p.  ill.  24 cm. 
 - Estructura y función, .
<br/><br/> Translation of Das blaue Buch.  Preliminary studies for the "Philosophical Investigations," generally known as the Blue and Brown Books. 
<br/><br/><label>ISBN: </label>8430906479 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Philosophy--Studies.