00318nam a2200133Ia 450000500170000008000180001724500270003526000520006230000140011450000080012858300190013694200120015599900170016720260716043027.0  a08.07.01 A832  aEconomic value of wood  bJaakko Poyry International OYaHelsinkiFIc1980  a11, 34 p.  aIDS  c3/7/00kM2LMGR  cMmA832  c38958d38958