000 005240000a22001810004500
001 20304
090 _a20304
100 _a20190520 frey50
101 _aeng
200 0 1 _aWater pollution control technology in South Africa : section 1 [Texto fotocopiado]
_fA. du Plessis
210 _a[S.l.]
_c1983
_d[s.n.]
215 _cil.
_d30 cm
305 _aSep. de: Water Quality Bulletin, 8 (4), p. 175-247
310 _aBrochado
317 _aIPIMAR
320 _aContém bibliografia
676 _a0575 p
700 _aPlessis,
_bA. du