Nittaya Pensirinapa. (1995) The effects of empowerment education on smoking prevention program for the secondary school students, Suphanburi province. Mahidol University,:ม.ป.ท.Nittaya Pensirinapa. 1995. The effects of empowerment education on smoking prevention program for the secondary school students, Suphanburi province. ม.ป.ท.:Mahidol University,;Nittaya Pensirinapa. The effects of empowerment education on smoking prevention program for the secondary school students, Suphanburi province. ม.ป.ท.:Mahidol University, 1995. Print.