Heitler, W. (The) Quantum theory of radiation / by W. Heitler. - 3rd ed. - Oxford : The clarendon press, 1957 - xiii, 430p. : fig. ; 25x16 cm. - (International series of monograps on physics) . Includes list of references and subject index. Subjects--Topical Terms: QUANTUM MECHANICS Dewey Class. No.: 530.12 / HEI-QUA