00442nam a22001337a 4500015000900000041000800009100003900017100003900056245002400095260006300119300000800182999001500190952010300205  a1369  aENG  cpoul R.Lshrlich R.W.Helm I.L.Brawn  apoul R.Lshrlich R.W.Helm I.L.Brawn  abiology ans society  aMC Graw Hill book companybMC Graw Hill book companyc1976  a564  c1082d1082  i1369yBKp1369w2025-07-016197640aSLIBbSLIB1000d2025-07-01l0hMC Graw Hill book company70