1. Dust Control and Air Cleaning;Dorman,1974
2. Handbook of Fundamentals,1972
3. Dust in the animal environment;Honey;Department of Agricultural Engineering, University of Alberta Research Bulletin 76-2,1976
4. Pulmonary Deposition and Retention of Inhaled Aerosols;Hatch,1964
5. Airborne Contagion and Air Hygiene;Wells,1955