References:

Text Books:

1. Encylopedia of Immunology : Peter J Delves, Ivan M Roitt ; Volume 1 and 2
2. Antibodies, A Laboratory Manual : Ed Harlow , David Lane

Journals:

1. K.Y.Ko and D.U.Ahn, Preparation of Immunoglobulin Y from Egg Yolk Using Ammonium Sulfate Precipitation and Ion Exchange Chromatography, Poultry Science, 86:400–407, 2007 
2. A. Michael et al, Chicken egg yolk antibodies (IgY) as an alternative to mammalian antibodies, Chicken egg yolk antibodies (IgY) as an alternative to mammalian antibodies, Indian Journal of Science and Technology, Vol.3 No. 4 (Apr.2010)
3.  Hajime Hatta, Mujo Kimand TakehikoYamamoto, A Novel Isolation Method for Hen Egg  Yolk  Antibody, "IgY", Agric.Bio.Chem., 54 (10), 2531-2535, 1990
4. Peter Hodek and Marie Stiborova, Chicken Antibodies - Superior Alternative for Conventional Immunoglobulins, Proc. Indian natn Sci Acad. B69 No.4 pp 461-468 (2003) 

Webliography:

1. www.ncbi.nlm.nih.gov/pmc/articles/PMC3197133/