1. More layers, lower prices predicted for 1999;Anonymous,1999
2. An economic analysis of egg quality changes as influenced by time and temperature;Baum,1960
3. The egg industry of California and the USA in the 1990s: A survey of systems;Bell;World's Poult. Sci. J.,1993
4. National retail egg quality studies, Part 1: White egg results;Bell;Poultry Sci.,1997
5. Egg quality in retail food stores. Bulletin 544;Buck,1963