Amporn Niemthanorm. 1997. Production of yeast extracts from spent brewer's yeastAmporn Niemthanorm. Faculty of Graduate Studies, Mahidol University;
Amporn Niemthanorm. (1997) Production of yeast extracts from spent brewer's yeastAmporn Niemthanorm . Mahidol University/Bangkok.
Amporn Niemthanorm. Production of yeast extracts from spent brewer's yeastAmporn Niemthanorm. . Bangkok:Mahidol University, 1997.
Amporn Niemthanorm. (1997) Production of yeast extracts from spent brewer's yeastAmporn Niemthanorm . Mahidol University/Bangkok.