Key-catalogue of the protozoa reported for man
Stiles, C.W., Hassall, Albert
Key-catalogue of the protozoa reported for man - Washington 1925 - 1-67 p. - Protozoa United States Public Health Service, Hygienic Laboratory. Bulletin No. 140 .
Key-catalogue of the protozoa reported for man - Washington 1925 - 1-67 p. - Protozoa United States Public Health Service, Hygienic Laboratory. Bulletin No. 140 .