Williams, W. P., & Abbott, C. S. (2009). An introduction to bibliographical and textual studies / William Proctor Williams and Craig S. Abbott (4th ed.). Modern Language Association of America.
Chicago Style (17th ed.) CitationWilliams, William Proctor, and Craig S. Abbott. An Introduction to Bibliographical and Textual Studies / William Proctor Williams and Craig S. Abbott. 4th ed. New York: Modern Language Association of America, 2009.
MLA (9th ed.) CitationWilliams, William Proctor, and Craig S. Abbott. An Introduction to Bibliographical and Textual Studies / William Proctor Williams and Craig S. Abbott. 4th ed. Modern Language Association of America, 2009.
Warning: These citations may not always be 100% accurate.