Cita APA (7a ed.)

Fisher, P. F., & Frye, N. (1961). The Valley of Vision: Blake as Prophet and Revolutionary. University of Toronto Press.

Cita Chicago Style (17a ed.)

Fisher, Peter F., y Northrop Frye. The Valley of Vision: Blake as Prophet and Revolutionary. [Toronto]: University of Toronto Press, 1961.

Cita MLA (8a ed.)

Fisher, Peter F., y Northrop Frye. The Valley of Vision: Blake as Prophet and Revolutionary. University of Toronto Press, 1961.