Rotational spectra and molecular structure / James E. Wollrab. Wollrab, James E. Molecular rotation. QD481 .W74 544.6 WOR Includes bibliographical references : p. 318-391. and index. New York : Academic Press, c1967. c1967. 1967 Text xiii, 468 p. : eng Physical chemistry; a series of monographs, 13 Physical chemistry ; v. 13.