Gaya APA

al., E. et al (2005). Bensons Microbiological Applications: Laboratory Manual In General Microbiology (9th Ed.). New York: McGraw-Hill.

Gaya MLA

al., Et. et al. "Bensons Microbiological Applications: Laboratory Manual In General Microbiology". 9th Ed. New York: McGraw-Hill, 2005. Text.