I would encourage you to request at least a desk copy for your reference. You can use this link to request a desk copy of the Modern Livestock & Poultry-8th Edition. http://www.cengage.com/search/productOverview.do?Ntt=modern+livestock+%26+poultry||9781428318083&Ntk=all||P_Isbn13&N=11 The 8th Edition is the official reference for the State & National Livestock Evaluation CDE's, however, the Area & State contests questions & answers will be able to be found in both the 7th & 8th editions. Please let me know if you have any questions. -- Christa Steinkamp North Region - Area Livestock Teacher 204 Four Towers Building, UGA Athens, GA 30602 [log in to unmask] www.northregionaged.org 706.552.4463 ofc 706.552.4462 fax