LEADER 00000nam  2200000 i 4500 
008    031125s1981    us      r     001 0 eng d 
040    UZ.ECON 
080    33 
100 1  Roberts, Kenneth D. 
245 10 Agrarian structure and labor migration in rural Mexico /
       |cby Kenneth D. Roberts 
260    San Diego :|bUniversity of California,|c1981 
300    73 p. ;|c28 cm 
440  0 Working papers in U.S. Mexican studies ;|v30 
500    Reproducción fotomecánica 
650 04 Agricultura|zMéxico 
650 04 Emigrantes mexicanos|zEstados Unidos