Daorung Jaijing. 1994. Variation on certain morphological characteristics and annual ring growth of tectona grandis Linn f. Bangkok:Kasetsart University;
Daorung Jaijing. (1994) Variation on certain morphological characteristics and annual ring growth of tectona grandis Linn f. (รายงานผลงานวิจัย). Kasetsart University:Bangkok.
Daorung Jaijing. Variation on certain morphological characteristics and annual ring growth of tectona grandis Linn f. Bangkok:Kasetsart University, 1994.
Daorung Jaijing. (1994) Variation on certain morphological characteristics and annual ring growth of tectona grandis Linn f. (รายงานผลงานวิจัย). Kasetsart University:Bangkok.