Carruthers, Peter A., Introduction to unitary symmetry [by] Peter A. Carruthers. - New York, Interscience Publishers, 1966. - viii, 226 p. illus. 21 cm. - Interscience tracts on physics and astronomy, no. 27 . Subjects--Index Terms: Symmetry (Physics) Dewey Class. No.: 539.70151286 / CAR