Peng, C. T. Sample preparation in liquid scintillation counting / C. T. Peng - 112 p. : il. ; 22 cm. - Amersham, Eng. Radiochemical Centre. Review ; 17 . Subjects--Topical Terms: CONTADORES DE CENTELLEO LIQUIDO. Dewey Class. No.: 541.38 / P45 1977