00358nam a2200121Ia 4500008004100000020001800041082001900059100002500078245004900103250000800152260005000160300002600210260825b        |||||||| |||| 00| 0 eng d  a9781107670006  a512.7bT221.EN  aTattersall, James J.  aElementary number theory in nine chaptersb/  a2nd  aNew Delhi:bCambridge University Press,c2014  axi, 430p. Bibl. Index