00252nam a2200097Ia 4500008004100000082001500041100001900056245003500075260003600110300000800146140113s9999    xx            000 0 und d  a634.0   L6  a"Sharpe, G.W."  aIntroduction to forestry. Ed.4  a1976bMcGraw Hill Co.cNew York  a544