Pinij Vitoonsaridsilp. 2006. Folk-liquor trademark registration system drvelopment for the Excise Department. Field of Study Information Technology, Silpakorn University;

Pinij Vitoonsaridsilp. Folk-liquor trademark registration system drvelopment for the Excise Department. . Bangkok:Silpakorn University, 2006.

Pinij Vitoonsaridsilp. (2006) Folk-liquor trademark registration system drvelopment for the Excise Department . Silpakorn University/Bangkok.