00713nam a22002537a 4500 CHAP 20220329133748.0 971013s1982 r 00010 d 10508 11480 10718 CHAP 631 D3 Dalton, G. E. 30972 Managing agricultural systems London : Applied Science, 1982 161 p. : ilus BATCH-UPD 10 20130110 UCH01 2036 CONVERSION 10 20130109 UCH01 1307 Empresas agropecuarias. 36649 BK LIBRO 631 D3 BC LIBRO 33724000050571 LIBRO I.125909 65144 10718 i 3.51 10508 10508 0 0 ddc 0 2 0 GRAL BC BC PP_GRAL 2019-12-31 I.125909 LIBRO 0 631 D3 33724000050571 2019-12-31 00:00:00 2019-12-31 LIBRO