Herzberg, Gerhard Molecular spectra and molecular structure I, spectra of diatomic molecules Gerhard Herzberg - 2nd ed. - Toronto Van Nostrand 1951 - xv, 658p. Subjects--Topical Terms: Diatomic MoleculesMolecular SpectraMolecular SpectroscopyNASA Thesaurus Universal Decimal Class. No.: 535.338 / HER