00513cam a2200169 a 4500003000900000005001700009008004100026040003300067041000800100082001600108100002300124245007400147260004100221300003400262504002900296650001800325BD-DhIDS20180607203127.0720302t1950    nyuab    b    000 0 eng    aBD-DhIDScBD-DhIDSdBD-DhIDS  aEng  a301.34bHAW1 aHawley, Amos Henry10aHuman ecology :ba theory of community structure /cAmos Henry Hawley  aNew York :bRonald Press Co. ,c1950  axvi, 456p. :bill. ; c24 cm.  aIncludes bibliographies.04aHuman ecology