Hobson, A. e. (2001). The Oxford dictionary of difficult words. O.U.P.
Chicago Style (17th ed.) CitationHobson, Archie ed. The Oxford Dictionary of Difficult Words. New York: O.U.P, 2001.
MLA (9th ed.) CitationHobson, Archie ed. The Oxford Dictionary of Difficult Words. O.U.P, 2001.
Warning: These citations may not always be 100% accurate.