000 00275nam a2200097 4500
245 _aStructure of marine ecosystems
_cJohn H. Steele
100 _aSteele, John H.
260 _aCambridge, Mass.
_bHarvard University Press
_c1975
300 _ax,128p.; 22cm.
082 _a574.92
_bSTE
999 _c30550
_d30550