Jefferies, John T. Spectral line formation / [by] John T. Jefferies. - xx, 298 pages : illustrations ; 24 cm. - A Blaisdell book in the pure and applied sciences . Includes bibliographies. LCCN: 67020145 Subjects--Topical Terms: Astronomical spectroscopy. LC Class. No.: QB465 / .J4 Dewey Class. No.: 523/.019