1. J. E. Bardsley (1935 ). A preliminary study of theTrypanosoma rotatoriumcomplex in the bullfrog,Rana catesbeianaShaw . M.Sc. Thesis , Queen's University, Kingston, Canada.
2. J. E. Bardsley (1935 ). An investigation of the endocrine control system regulating the distribution of trypanosomes in the bullfrog . Ph.D. Thesis Queen's University, Kingston, Canada.