Rollin, B. E. (2005). An ethicist's commentary on the organic dairy farmer who will not use antibiotics for foot rot. Canadian Veterinary Medical Association.
Citação norma ChicagoRollin, Bernard E. An Ethicist's Commentary On the Organic Dairy Farmer Who Will Not Use Antibiotics for Foot Rot. Canadian Veterinary Medical Association, 2005.
Citação norma MLARollin, Bernard E. An Ethicist's Commentary On the Organic Dairy Farmer Who Will Not Use Antibiotics for Foot Rot. Canadian Veterinary Medical Association, 2005.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.