Norvig, G. S., & Blake, W. (1993). Dark figures in the desired country: Blake's illustrations to The pilgrim's progress. University of California Press.
Chicago Style (17th ed.) CitationNorvig, Gerda S., and William Blake. Dark Figures in the Desired Country: Blake's Illustrations to The Pilgrim's Progress. Berkeley: University of California Press, 1993.
MLA (9th ed.) CitationNorvig, Gerda S., and William Blake. Dark Figures in the Desired Country: Blake's Illustrations to The Pilgrim's Progress. University of California Press, 1993.
Warning: These citations may not always be 100% accurate.