Nattida Pattaraworathum. 2007. A case study of culture teaching practices of upper secondary school english teachers. Field of Study Teaching English as a Foreign Language, Chulalongkorn University;

Nattida Pattaraworathum. A case study of culture teaching practices of upper secondary school english teachers. . Bangkok:Chulalongkorn University, 2007.

Nattida Pattaraworathum. (2007) A case study of culture teaching practices of upper secondary school english teachers . Chulalongkorn University/Bangkok.