000 00417nam a2200169Ia 4500
001 PDF0275
003 SMCHS
008 240628s9999 xx 000 0 und d
040 _cSMCHS
100 _aInterstate Commission on the Potomac River Basin
245 4 _aThe Potomac Estuary Biological resources:
245 0 _bTrends and Options
260 _c1975
300 _a140 pages
654 _a1. Estuaries
942 _cBK
999 _c315
_d315