Hall, E. J., Williams, D. A., & Kathrani, A. (2020). BSAVA manual of canine and feline gastroenterology (Third edition.). British Small Animal Veterinary Association.
芝加哥风格引文Hall, E. J., David A. Williams, 与 Aarti Kathrani. BSAVA Manual of Canine and Feline Gastroenterology. Third edition. Quedgeley, Gloucester: British Small Animal Veterinary Association, 2020.
MLA引文Hall, E. J., et al. BSAVA Manual of Canine and Feline Gastroenterology. Third edition. British Small Animal Veterinary Association, 2020.
警告：这些引文格式不一定是100％准确.