Berkowitz, Sol. A new approach to sight singing / Sol Berkowitz, Gabriel Fontrier, Leo Kraft. - New York : W.W. Norton & Company, c1960. - 330 p. : ill. ; 24 cm. ISBN: 039309538x (hb.) Subjects--Topical Terms: Singt-singingMusicArt Dewey Class. No.: 784.94 / B45 1960