Leo Jones. (2002). New progress to proficiency (teacher's book). Cambridge, UK: Cambridge Univ. Press.
Chicago Style CitationLeo Jones. New Progress to Proficiency (teacher's Book). Cambridge, UK: Cambridge Univ. Press, 2002.
MLA CitationLeo Jones. New Progress to Proficiency (teacher's Book). Cambridge, UK: Cambridge Univ. Press, 2002.
Warning: These citations may not always be 100% accurate.