APA-viite (7. p.)

Blake, W., & Keynes, G. S. (1968). The letters of William Blake. Harvard University Press.

Chicago-viite (17. p.)

Blake, William, ja Geoffrey Sir Keynes. The Letters of William Blake. Cambridge, Mass: Harvard University Press, 1968.

MLA-viite (9. p.)

Blake, William, ja Geoffrey Sir Keynes. The Letters of William Blake. Harvard University Press, 1968.