Sa-nguansak Ka-uraphan. 1994. Lighting quality analysis and alternative solutions a case study of school buildings, government buildings, and office buildings. Faculty of Graduate Studies, Mahidol University;

Sa-nguansak Ka-uraphan. Lighting quality analysis and alternative solutions a case study of school buildings, government buildings, and office buildings. . Bangkok:Mahidol University, 1994.

Sa-nguansak Ka-uraphan. (1994) Lighting quality analysis and alternative solutions a case study of school buildings, government buildings, and office buildings . Mahidol University/Bangkok.