Beaven, G. H. Molecular spectroscopy; methods and applications in chemistry - London : Heywood and company, 1961. - 336 p. il. 22 cm. - Physical processes in the chemical industry, v. 7 . - Physical processes in the chemical industry, v. 7 . Incluye bibliografía. Subjects--Topical Terms: CHEMISTRYQUIMICA Universal Decimal Class. No.: 535.853