000 00298nam a2200121Ia 4500
008 151015s9999 xx 000 0 und d
020 _a9251027358
100 _aDe silva, Sena S
245 _aReservoirs of Sri lanka and their Fishries
260 _c1989
300 _avi 114p.
942 _cFAO
_2udc
999 _c24879
_d24879