Supaporn Sayaroon และ Natchanun Leepipatpiboon. (2010) Sample preparation by matrix solid-phase dispersion for determination of organochlorine and pyrethroid residues in garlic. Chulalongkorn University:ม.ป.ท.Supaporn Sayaroon และ Natchanun Leepipatpiboon. 2010. Sample preparation by matrix solid-phase dispersion for determination of organochlorine and pyrethroid residues in garlic. ม.ป.ท.:Chulalongkorn University;Supaporn Sayaroon และ Natchanun Leepipatpiboon. Sample preparation by matrix solid-phase dispersion for determination of organochlorine and pyrethroid residues in garlic. ม.ป.ท.:Chulalongkorn University, 2010. Print.