Marut Nambutr. 2005. Knowledge and awareness of public health volunteers concerning food safety : a case study in Muang district, Udon Thani province. Field of Study Environment, Mahidol University;
Marut Nambutr. (2005) Knowledge and awareness of public health volunteers concerning food safety : a case study in Muang district, Udon Thani province . Mahidol University/Bangkok.
Marut Nambutr. Knowledge and awareness of public health volunteers concerning food safety : a case study in Muang district, Udon Thani province. . Bangkok:Mahidol University, 2005.
Marut Nambutr. (2005) Knowledge and awareness of public health volunteers concerning food safety : a case study in Muang district, Udon Thani province . Mahidol University/Bangkok.