1. BENENSON A. S. 1959 Q fever vaccine: efficacy and present status. In Medical science publication No. 6: Symposium on Q fever pp. 47-60. Walter Reed Army Institute of Research Washington D. C.
2. Studies on active and passive immunity in Q fever infected and immunized guinea pigs;BENGSTON I. A.;Public Health Rept.,1941
3. Safety test for Q fever vaccine;BERMAN S., G.;J. Bacteriol.,1960
4. BREED R. S. 1948 In Standard methods for the examination of dairy products 9th ed. pp. 107-121. American Public Health Association Washington D. C.
5. HAWK P. B. B. L. OSER AND W. H. SUMMERSON 1947 In Physiological chemistry 12th ed. pp. 879-880. Blakiston Co. Philadelphia.