1. Effect of drying conditions on some physical properties of milk permeate powder;Abd El-Salam;Milchwissenschaft,1984
2. Official methods of analysis;AOAC,1975
3. Orange juice powder;Gupta,1978
4. Determination of the lactose content of cheese and processed cheese products;International Dairy Federation (IDF),1967
5. A text book of dairy chemistry. Vol. 2, Practical;Ling,1963