APA aipamena

(1972). William Blake [1757-1827]. Open Univ.Press.

Chicago Style aipamena

William Blake [1757-1827]. Milton Keynes: Open Univ.Press, 1972.

MLA aipamena

William Blake [1757-1827]. Open Univ.Press, 1972.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.