Williams, W. C. Introduction to "The Wedge" ; On Measure - Statement for Cid Corman ; The Descent: William Carlos Williams. American Poetologics and Poems by Twentieth-Century Poets.(1996).
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Williams, William Carlos. "Introduction to "The Wedge" ; On Measure - Statement for Cid Corman ; The Descent: William Carlos Williams." American Poetologics and Poems by Twentieth-Century Poets.(1996) .
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Williams, William Carlos. "Introduction to "The Wedge" ; On Measure - Statement for Cid Corman ; The Descent: William Carlos Williams." American Poetologics and Poems by Twentieth-Century Poets.(1996), .
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