Denney, Ronald C. Visible and ultraviolet spectroscopy : analytical chemistry by open learning / Ronald C. Denney, Roy Sinclair, [edited by] David Mowthorpe. - London : Wiley on behalf of ACOL, 1987. - xvii, 197 p. : ill. ; 23 cm. - Analytical chemistry. . Includes index. ISBN: 0471913790 (pbk.) Subjects--Topical Terms: Visible spectroscopy.Ultraviolet spectroscopy.