00423nam a22001697a 450000500170000000800410001702000180005804100080007608200180008410000150010224500480011726000390016530000150020470000100021994200070022999900170023620260618130121.0260618b        |||||||| |||| 00| 0 eng d  a90-6193-770-1  aeng  a574.52bSWA/S  aSwart,D.H.  aSandy Beaches as Ecosystemsc/ by D.H.Swart  abostonbdr.w.junk publishersc1983  aviii,757p.  aet.al  cBK  c47906d47906