Gaya APA
Tortora, G, J. et al (1986).
Microbiology: an introduction (2nd ed).
Menlo Park California:
The Benyamin/Cummings Publishing.
Gaya MLA
Tortora, Gerard, J.. et al.
"Microbiology: an introduction".
2nd ed
Menlo Park California:
The Benyamin/Cummings Publishing,
1986.
Printed Book.