TY  - BOOK
AU  - I.Ap Dewi, Axford R.F.E, I. Fayez M. Marai & H. Omed
TI  - Pollution in livestock production systems / (Acc: 6269)
SN  - 0851988571
U1  - 577.273 DEW 
PY  - 1994///
CY  - UK : 
PB  - CAB International, 
ER  -