00839nam a22002657a 4500 20220329141123.0 971010s1986 r 00010 d 62899 63871 68429 631.2 E8 Esmay, Merle L. 37687 Environmental control for agricultural buildings Westport, Conn. : AVI, 1986 287 p. : ilus. BATCH-UPD 10 20130110 UCH01 1500 BATCH-UPD 10 20130410 UCH01 0922 BATCH-UPD 10 20130914 UCH01 1037 CONVERSION 10 20130109 UCH01 1334 Construcciones rurales. 27378 Ingeniería ambiental. 58207 Dixon, John E. 33058 BK 631.2 E8 MA LIBRO -549 LIBRO 1274 68429 i 62899 62899