Dhawan, D K. Problems in atomic and molecular physics / D K Dhawan. - New Delhi : Campus Books, 2009. - 162 p. : ill. ; 22 cm. - The corridors of time, no. 4 . Includes index. 323 323 ISBN: 81-8030-017-X Subjects--Topical Terms: atomic physicsMolecular physics Dewey Class. No.: 539.7 / D1p