APA Style
TORTORA, G, J.
(2008).
Microbiology: an introduction 9 ed
(
9)
.
San Francisco:
Pearson Benjamin Cummings.
MLA Style
TORTORA, GERARD, J..
"Microbiology: an introduction 9 ed".
9
San Francisco:
Pearson Benjamin Cummings,
2008.
Text.