Porter, A.R text Ames The Iowa University Press 1965 ind x, 328 hlm il 23 cm Animal husbandry Dairy Cattle United States of America 636.283 170309 20090604094630.0 NADAR-06090000016188 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)