00335nam a2200121 a 450000500170000002000150001708200170003210000170004924500680006626000350013430000210016970000230019020251203091815.0  a0415087740  a192,bD, pop  aPopper, karl  aInsearch of better world: Lectures and essays from thirty years  aLoNew DelhionbRoutledgec1992  ax, 245p.c22 cm.  aBennett, Laura, J.