Bateson, Gregory. <br/><br/>
Steps to an ecology of mind ; :   collected essays in anthropology, psychiatry evolution, and epistemology. /  

 - london :  Intertext Books  1972. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ANTROPOLOGIA.<br/>EVOLUCION.<br/>PSIQUIATRIA<br/>TEORIA DEL CONOCIMIENTO