Kaewta Nuntajiwakornchai. 2000. Guideline for environmental aspects assessment in ISO14001 electronics industrial sector certified in Thailand. Faculty of Graduate Studies, Mahidol University;
Kaewta Nuntajiwakornchai. (2000) Guideline for environmental aspects assessment in ISO14001 electronics industrial sector certified in Thailand . Mahidol University/Bangkok.
Kaewta Nuntajiwakornchai. Guideline for environmental aspects assessment in ISO14001 electronics industrial sector certified in Thailand. . Bangkok:Mahidol University, 2000.
Kaewta Nuntajiwakornchai. (2000) Guideline for environmental aspects assessment in ISO14001 electronics industrial sector certified in Thailand . Mahidol University/Bangkok.