00439nam a2200133Ia 4500082001900000100003300019245008100052260004800133300000600181490004900187500000500236700003300241700003100274  a530.1bG797.ST  aGreen, Michael B. and Others  aSuperstring theorybcBy Michael B. Green, John H. Schwarz and Edward Witton  aCambridgebCambridge University Pressc1988  a   aCambridge monographs on Mathematical Physics  a  aSchwarz, John H. ; jt. auth.  aWitton, Edward ; jt. auth.