Campbell Bailey, Mary. "Léon Goossens’s Impact on Twentieth-Century English Oboe Repertoire: Phantasy Quartet of Benjamin Britten, Concerto for Oboe and Strings of Ralph Vaughan Williams, and Sonata for Oboe of York Bowen." Doctoral dissertation, University of Cincinnati, 2010. http://rave.ohiolink.edu/etdc/view?acc_num=ucin1275918439Chicago Manual of Style (17th edition)