000 00275nam a22000977a 4500
082 _a581.6 MAK
245 _aMaking Acquatic weeds Useful: SOme Perspctives for Developing Countries/
260 _aWashington:
_bNational Academy of Sciences,
_c1976.
300 _a175p:
942 _cBK
999 _c3783
_d3783