Muñoz Molina, Tomás ; Becker, Howard Paul ; Frohlich, Philip <br/><br/>
Toynbee y la sociología sistemática 

 -  Colegio de Mexico  1945 
<br/><br/><label>Subjects--Topical Terms: </label><br/>History ; PhilosophyBIOGRAPHY & AUTOBIOGRAPHY / General;HISTORY / General;PHILOSOPHY / General