Ruchaya Boonyatumanond. 1999. Determination of polycyclic aromatic hydrocarbons in water samples by using high performance liquid chromatography. Faculty of Graduate Studies, Mahidol University;
Ruchaya Boonyatumanond. (1999) Determination of polycyclic aromatic hydrocarbons in water samples by using high performance liquid chromatography . Mahidol University/Bangkok.
Ruchaya Boonyatumanond. Determination of polycyclic aromatic hydrocarbons in water samples by using high performance liquid chromatography. . Bangkok:Mahidol University, 1999.
Ruchaya Boonyatumanond. (1999) Determination of polycyclic aromatic hydrocarbons in water samples by using high performance liquid chromatography . Mahidol University/Bangkok.