Mayuree, Puapunsuddee. 1993. Verb in Ugong: An endangered language of Thailand. (MA thesis, Mahidol University; 122pp.)
@mastersthesis{typMayureeUgong,
author = {Mayuree, Puapunsuddee},
pages = {122},
school = {Mahidol University},
title = {Verb in Ugong: An endangered language of Thailand},
year = {1993}
}