American J. of Animal Sciences
Animal Feed Science and Technology
Small Ruminants Research
Asian-Australasian J. of Animal Sciences
British Society of Animal Science
Journal of Dairy Science
Educational Biology
Ain Shams university, Agri.
KACST
Food & Agri. Org. of the united nations
USDA
FAO STATISTICS DIVISION
KSU
KSU, AGR.
Agriculture
