Choose the citation style.
Richardson, G. F., McLaren, J. M., Kingscote, B. F., Gale, S. P., Snyder, J., & Lund, V. H. (1987). The incidence of Mycoplasmas, ureaplasmas, Haemophilus somnus, and Pseudomonas aeruginosa in the semen of bulls at artificial insemination centres in Western Canada. In 9th Annual Winter Workshop of the Canadian West Society for Reproductive Biology (p. 30). Saskatoon, Saskatchewan.