Gaya APA

Microbiology. (2006). Boston: [s.n.].

Gaya Chicago

Microbiology. . Boston: [s.n.], 2006. Text.

Gaya MLA

Microbiology. . Boston: [s.n.], 2006. Text.

Gaya Turabian

Microbiology. Boston: [s.n.], 2006. Print.