Weidner, Richard T. Elementary modern physics / Richard T. Weidner and Robert L. Sells - 3rd ed. - Boston : Allyn and Bacon Inc., c1980. - viii,484 p. : ill., figs., tabs. ; 24 cm. ISBN: 0205065597 LCCN: Subjects--Topical Terms: Physics LC Class. No.: QC23W / .4 1980