Gaya APA

al., E, W, N, E., Nester, E, W, [, A. (2007). Microbiology: a human perspective (5th ed.). New York: McGraw Hill.

Gaya MLA

al., Eugene, W., Nester,, Et., Nester, Eugene, W., [et, Al]. "Microbiology: a human perspective". 5th ed. New York: McGraw Hill, 2007. Text.