Butcher, G. D., Shapiro, D. P., & Miles, R. D. Classical and Variant Avian Infectious Bronchitis Virus Strains. The University of Florida George A. Smathers Libraries.
Chicago Style (17th ed.) CitationButcher, Gary D., David P. Shapiro, and Richard D. Miles. Classical and Variant Avian Infectious Bronchitis Virus Strains. The University of Florida George A. Smathers Libraries.
MLA (9th ed.) CitationButcher, Gary D., et al. Classical and Variant Avian Infectious Bronchitis Virus Strains. The University of Florida George A. Smathers Libraries.
Warning: These citations may not always be 100% accurate.