00274nam a2200109 a 450000500170000002000150001708200240003210000200005624500380007626000350011430000150014920251203091718.0  a1853830305  a333.916416,bD, hin  aHinrichsen, Don  aOur common seas: coasts in crisis  aLoNew DelhionbEarthscanc1990  a184p, 22cm