00369nam a2200121Ia 4500082001800000100003200018245002400050260004800074300002800122490006600150500000500216700002600221  a512bSh532.IM  aSharpe, D. W. and Vamos, P.  aInjective modulesb  aCambridgebCambridge University Pressc1972  axii, 190p. Index. Bibl.  aCambridge tracts in Mathematics and Mathematical Physicsv 62  a  aVamos, P. ; jt. auth.