Contributions to the analysis and synthesis of knowledge 

 - Boston:   Institute for the unity of science,   1951. 
 - 112 p.:   graf.;  
 - American Academy of arts and sciences .
<br/><br/><label>Subjects--Topical Terms: </label><br/>FILOSOFIA DE LA CIENCIA<br/>ENFOQUE CIENTIFICO<br/>SEMANTICA<br/>CONOCIMIENTO CIENTIFICO
<br/><br/><label>Subjects--Index Terms: </label>LENGUAJE CIENTIFICO