Ohio River Valley Water and Sanitation Commission. Oop! how Broad-shoulders polluted the rivers. Ohio River Valley Water and Sanitation Commission.
Citazione stile Chigago Style (17a edizione)Ohio River Valley Water and Sanitation Commission. Oop! How Broad-shoulders Polluted the Rivers. Orsanco, Ohio: Ohio River Valley Water and Sanitation Commission.
Citatione MLA (9a ed.)Ohio River Valley Water and Sanitation Commission. Oop! How Broad-shoulders Polluted the Rivers. Ohio River Valley Water and Sanitation Commission.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.