M. J. AKHTAR; M.Z. ALAM; A.R. CHAUDHRY; S. RAOOL; A. REHMAN(Faisalabad: facukty of veterinary science univerisity of agriculture, faisalabad, 1990-01-12)
ALA-UD-DIN; K.H. AHMAD; N. AKHTAR; Z.I. QURESHI; N. AHMAD(Faisalabad: facukty of veterinary science univerisity of agriculture, faisalabad, 1990-01-09)