TY - BOOK AU - Humphreys,J.F. AU - Prest,Mike TI - Numbers, groups, and codes SN - 0521350840 AV - QA 171 .H835 1989 PY - 1989/// CY - Cambridge [England], New York PB - Cambridge University Press KW - Group theory KW - Number theory N1 - Includes bibliographical references UR - http://www.loc.gov/catdir/description/cam023/88039346.html UR - http://www.loc.gov/catdir/toc/cam029/88039346.html ER -