Cita APA (7a ed.)

Pond Kathy, Rueedi Joerg, Pedley Steve, & Microrisk. Pathogens in drinking water sources.

Cita Chicago Style (17a ed.)

Pond Kathy, Rueedi Joerg, Pedley Steve, y Microrisk. Pathogens in Drinking Water Sources.

Cita MLA (9a ed.)

Pond Kathy, et al. Pathogens in Drinking Water Sources.