Wassana Kanawapee. 2009. The TVOCs risk investigations from gasoline service stations in Bangkok areas. Field of Study Environmental Sanitation, Mahidol University;
Wassana Kanawapee. (2009) The TVOCs risk investigations from gasoline service stations in Bangkok areas . Mahidol University/Bangkok.
Wassana Kanawapee. The TVOCs risk investigations from gasoline service stations in Bangkok areas. . Bangkok:Mahidol University, 2009.
Wassana Kanawapee. (2009) The TVOCs risk investigations from gasoline service stations in Bangkok areas . Mahidol University/Bangkok.