Kirk, R. B. (1969). An inquiry into the elements of time and space in Spenser's The Faerie queene. Graduate Division, Kansas State Teachers College.
Lua i Stíl Chicago (17ú heag.)Kirk, Ruby Brandley. An Inquiry into the Elements of Time and Space in Spenser's The Faerie Queene. Emporia: Graduate Division, Kansas State Teachers College, 1969.
Lua MLA (8ú heag.)Kirk, Ruby Brandley. An Inquiry into the Elements of Time and Space in Spenser's The Faerie Queene. Graduate Division, Kansas State Teachers College, 1969.
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