Dewalt, Billie R. Modernization in a mexican ejido / Billie R. Dewalt - Cambridge, England : Cambridge University Press , c1979. - 303p. : tbs. otr. - Cambridge latin american studies . ISBN: 0-521-22064-5 Subjects--Topical Terms: Mexico (State)---Social conditions---Case studiesEjidos Colectivos Dewey Class. No.: LAS 309.17 DEW