Reference

References:
· Food Microbiology, 2nd Edition, M.R Adams & M.O Moss, The Royal Society of Chemistry, Cambridge U.K
· Food Microbiogy: Fundemental & Frontiers, 2nd Edition, Michael P. Doyle, Larry R. Beuchat, Thomas J.Montville, ASM press, Washington D.C USA
· How to Prevent Food Poisoning a practical guide to safe cooking, safe eating and food handling, Elizabeth Scott & Paul Sockett, John Wiley & Sons Inc., USA
· Hen eggs, their basics and applied science,Takehiko Yamamoto,Leknraj Juneja,,Hajime Hatta, Mujo Kim, 1997, CRC Press Inc. Florida USA
· Hygiene for Management , 7th Edition, Richard A. Sprenger, Highfield.Co.UK Ltd., South Yorkshire,UK.