Gass, A. (2004). Open Access As Public Policy. Public Library of Science.
Citação norma ChicagoGass, Andy. Open Access As Public Policy. Public Library of Science, 2004.
Citação norma MLAGass, Andy. Open Access As Public Policy. Public Library of Science, 2004.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.