1. Diagnostic Procedures and Reagents;York. Bigger, J.W.;Brit. med. J; Handbook of Bacteriology,1950
2. British Pharmaceutical Codex,1949
3. British Veterinary Codex,1953
4. Jordan-Burrows Textbook of Bacteriology;Burrows, W.,1949
5. Bacterial and Mycotic Infections of Man;Dubos, R.J.,1948