Cita APA (7a ed.)

Boyer Elizabeth W., Swistock Bryan R., Clark James, Madden Mark, Rizzo Dana E., & The Center of Rural Pennsylvania. The impact of marcellus gas drilling on rural drinking water supplies.

Cita Chicago Style (17a ed.)

Boyer Elizabeth W., Swistock Bryan R., Clark James, Madden Mark, Rizzo Dana E., y The Center of Rural Pennsylvania. The Impact of Marcellus Gas Drilling on Rural Drinking Water Supplies.

Cita MLA (9a ed.)

Boyer Elizabeth W., et al. The Impact of Marcellus Gas Drilling on Rural Drinking Water Supplies.