MLA

Blake, William, 1757-1827, Wilkinson, James John Garth, 1812-1899. Songs of innocence and of experience, shewing the two contrary states of the human soul.. 1839. https://collections.library.yale.edu/catalog/15243521.

APA, 6th edition

Blake, William, 1757-1827, & Wilkinson, James John Garth, 1812-1899. (1839)[Songs of innocence and of experience, shewing the two contrary states of the human soul.]. https://collections.library.yale.edu/catalog/15243521.