Purohit, S. S. (1991). Microbiology: :Fundamentals and applications/4th ed (Rev. 4th ed.). Agro Botanical Publishers.
Chicago Style aipamenaPurohit, S. S. Microbiology: :Fundamentals and Applications/4th Ed. Rev. 4th ed. New Delhi: Agro Botanical Publishers, 1991.
MLA aipamenaPurohit, S. S. Microbiology: :Fundamentals and Applications/4th Ed. Rev. 4th ed. Agro Botanical Publishers, 1991.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.