Charlesby, Arthur Radiation sources. Edited by A. Charlesby. - New York The Macmillan Co. 1964. - vii, 263 p. illus. 24 cm. Includes bibliographies. LCCN: 63012696 Subjects--Topical Terms: RadiationRadioactivity LC Class. No.: QC780 / .C5 1964 Dewey Class. No.: 539.7