©2013 National Research Council of Thailand
Piranit Kantaputra. 1999. Fluoride concentrations in bottled drinking waters sold in northern Thailand. Chiang Mai:Chiang Mai University;
Piranit Kantaputra. (1999) Fluoride concentrations in bottled drinking waters sold in northern Thailand. Chiang Mai University:Chiang Mai.
Piranit Kantaputra. Fluoride concentrations in bottled drinking waters sold in northern Thailand. Chiang Mai:Chiang Mai University, 1999. Print.
Piranit Kantaputra. (1999) Fluoride concentrations in bottled drinking waters sold in northern Thailand. Chiang Mai University:Chiang Mai.