Vithaya Buaprasert. (1991) A study of chromosomal changes in shoe workers exposed to toluene and benzene in adhesive. Mahidol University,:ม.ป.ท.Vithaya Buaprasert. 1991. A study of chromosomal changes in shoe workers exposed to toluene and benzene in adhesive. ม.ป.ท.:Mahidol University,;Vithaya Buaprasert. A study of chromosomal changes in shoe workers exposed to toluene and benzene in adhesive. ม.ป.ท.:Mahidol University, 1991. Print.