van den Berg. The Divorce Tracts of John Milton. Duquesne University Press.
Chicago Style (17th ed.) Zitazioavan den Berg. The Divorce Tracts of John Milton. Duquesne University Press.
MLA (9th ed.) Zitazioavan den Berg. The Divorce Tracts of John Milton. Duquesne University Press.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.