Acres, S. D., Isaacson, R. E., Babiuk, L. A., & Kapitany, R. A. (1979). Immunization of calves against enterotoxigenic colibacillosis by vaccinating dams with purified K99 antigen and whole cell bacterins.
Citação norma ChicagoAcres, S D., R E. Isaacson, L A. Babiuk, and R A. Kapitany. Immunization of Calves against Enterotoxigenic Colibacillosis By Vaccinating Dams With Purified K99 Antigen and Whole Cell Bacterins. 1979.
MLA引文Acres, S D., R E. Isaacson, L A. Babiuk, and R A. Kapitany. Immunization of Calves against Enterotoxigenic Colibacillosis By Vaccinating Dams With Purified K99 Antigen and Whole Cell Bacterins. 1979.
警告:這些引文格式不一定是100%准確.