* Tilley, L.P. and Smith, F.W.K.(2004)'''The 5-minute Veterinary Consult(Third edition)''' ''Lippincott, Williams & Wilkins''. | * Tilley, L.P. and Smith, F.W.K.(2004)'''The 5-minute Veterinary Consult(Third edition)''' ''Lippincott, Williams & Wilkins''. |