00342nam a2200133Ia 450000500170000008000190001710000230003624500540005926000320011330000140014558300190015994200130017899900170019120260716043049.0  a12.06.01 R9895  aRybczynski, Witold  aPaper heroes : a review of appropriate technology  bAnchor P.aNew YorkUSc1980  av, 181 p.  c3/7/00kM2LMGR  cMmR9895  c39614d39614