Dyfyniad APA

Spoo, R. E. (2013). Without copyrights: Piracy, publishing, and the public domain. Oxford University Press.

Dyfyniad Arddull Chicago

Spoo, Robert E. Without Copyrights: Piracy, Publishing, and the Public Domain. Oxford ; New York: Oxford University Press, 2013.

Dyfyniad MLA

Spoo, Robert E. Without Copyrights: Piracy, Publishing, and the Public Domain. Oxford University Press, 2013.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.