Ewell, Peter T. Intensification of peasant agriculture in Yucatan - Ithaca : New York State College of Agriculture and LIfe Sciences, 1984 - 233 p. - A.E. Research ; 84-4 . - A.E. Research ; 84-4 . LCCN: 42825 Subjects--Topical Terms: Agricultura--Trabajadores--Yucatan.Agricultura--Yucatán.Campesinado--Yucatán. Dewey Class. No.: 630.9726 / E8