Pranorm Saejueng. 1999. Cation-exchange properties of some clay minerals. Faculty of Graduate Studies, Mahidol University;
Pranorm Saejueng. (1999) Cation-exchange properties of some clay minerals . Mahidol University/Bangkok.
Pranorm Saejueng. Cation-exchange properties of some clay minerals. . Bangkok:Mahidol University, 1999.
Pranorm Saejueng. (1999) Cation-exchange properties of some clay minerals . Mahidol University/Bangkok.