Rotman, Joseph J., Introduction to the theory of groups - 4th ed. - New York Springer 1984. . - xiv, 513 p.: ill. (some col.); 25cm. - Graduate texts in mathematics; 148. . Includes index and Bibliography on p. 411-412. Col. ill. on lining papers. ISBN: 9780387942858 Dewey Class. No.: 519.4 ROT