Gravenor, M., Nicholls, N., Kruuk, L., Woolhouse, M., Stevenson, E., Gravenor, M., & Baylis, M. (2006). Investigation of farmer regard for scrapiesusceptible sheep. Veterinary Record, 158(21), pp. 732-734. doi:10.1136/vr.158.21.732

Gravenor, Michael, N. Nicholls, L. Kruuk, M. Woolhouse, E. Stevenson, M. Gravenor, and M. Baylis. "Investigation of Farmer Regard for Scrapiesusceptible Sheep." Veterinary Record 158, no. 21 (2006): 732-734.

Gravenor, Michael, et al. "Investigation of Farmer Regard for Scrapiesusceptible Sheep." Veterinary Record 158.21 (2006): 732-734.