000			00442nam a22001691a 4500
003			USJPLib
008			140924b xxu||||| |||| 00| 0 eng d
020			_a0674844203
041			_aEng.
082			_a577.7 _bSTE
100			_aSteele, John H. _976375
245			_aThe structure of marnine ecosystems
260			_aCambridge _bHarvard University _c1974
300			_axii,128 p. _c21 cm. _bill.
650			_aEcology _91344
942			_2ddc _cLM
999			_c72586 _d72586