1. Demonstrations of Antiseptic Surgery Before Members of the British Medical Association;LISTER;Edinburgh, N.J.,1875
2. Ibid.
3. Application of a Surface Sampling Technic to the Evaluation of Bacteriological Effectiveness of Certain Housekeeping Procedures;VESLEY;Hlth. Lab. Sc.,1964
4. Public Health Service Regulations, Part 53. PHS Publication No. 930-A-1, 1963.