00900nam a22002777a 4500 CHAP 20220329133753.0 971013s1979 r 00010 d 10644 11616 10855 CHAP 636.08 E2 Econometric Models presented to the Beef-Milk Symposium, 1977 Luxembourg : Commission of the European Communities, 1979 367 p. ; gráfs BATCH-UPD 10 20130110 UCH01 1911 BATCH-UPD 10 20130410 UCH01 1237 BATCH-UPD 10 20130914 UCH01 1455 CONVERSION 10 20130109 UCH01 1307 Ganadería Aspectos económicos. 44616 Ganadería Modelos matemáticos. 44824 BK LIBRO 636.08 E2 BC LIBRO 33724000397378 LIBRO 59232 10855 i 10644 10644 0 0 ddc 0 2 0 GRAL BC BC PP_GRAL 2019-12-31 LIBRO 0 636.08 E2 33724000397378 2019-12-31 00:00:00 2019-12-31 LIBRO