Cita APA (7th ed.)

Erdman, D. V., & Blake, W. (1967). A Concordance to the writings of William Blake. Cornell University Press.

Cita Chicago (17th ed.)

Erdman, David V., i William Blake. A Concordance to the Writings of William Blake. Ithaca, N.Y.: Cornell University Press, 1967.

Cita MLA (8th ed.)

Erdman, David V., i William Blake. A Concordance to the Writings of William Blake. Cornell University Press, 1967.