Aran Ngampongsai. 1998. Fate to diflubenzuron and chlorpyrifos in a laboratory water-sediment system. , Humboldt-Universitat;
Aran Ngampongsai. (1998) Fate to diflubenzuron and chlorpyrifos in a laboratory water-sediment system . Humboldt-Universitat/Burlin.
Aran Ngampongsai. Fate to diflubenzuron and chlorpyrifos in a laboratory water-sediment system. . Burlin:Humboldt-Universitat, 1998.
Aran Ngampongsai. (1998) Fate to diflubenzuron and chlorpyrifos in a laboratory water-sediment system . Humboldt-Universitat/Burlin.