Gaya APA

Cowan, M, K., Talaro, K, P. (2006). Microbiology : principles and explorations, 2th Edition (2nd Ed.). Boston: Mc Graw Hill.

Gaya MLA

Cowan, Marjorie, Kelly., Talaro, Kathleen, Park. "Microbiology : principles and explorations, 2th Edition". 2nd Ed. Boston: Mc Graw Hill, 2006. Text.