Gibson, W. M. Symmetry principles in elementary particle physics / W. M. Gibson, B. R. Pollard. - Cambridge : Cambridge University Press, 1976 - xi, 380 p.: ill.; 23 cm. - Cambridge monographs on physics . Bibliography: p. 367-372 Includes index ISBN: 0521207878 LCCN: 74-031796 Subjects--Topical Terms: Symmetry (Physics)