APA-viite

Karir et al, Matthews, Thomas J, & Thomas J Montville. (2005). Food microbiology: An Introduction. ASM Press.

Chicago-tyylinen lähdeviittaus

Karir et al, Matthews, Thomas J, ja Thomas J Montville. Food Microbiology: An Introduction. ASM Press, 2005.

MLA-viite

Karir et al, et al. Food Microbiology: An Introduction. ASM Press, 2005.