000 00728nam a2200229 a 4500
005 20250919184945.0
008 130906 000 0 eng d
039 9 _y09-06-2013
_zhayat
090 _aQD169.W3E55
090 _aQD169.W3
_bE55
100 1 _aEllis, D. R.
_q(David Rhodes)
245 1 0 _aHard and soft water :
_bpart 1 /
_cDavid Rhodes Ellis.
260 _aOxford :
_bPergamon,
_c1970.
300 _aA20, B20, [4] p. ;
_b11 x 17 cm.
490 0 _aPergamon practical programme,
_v3
650 0 _aWater
_xProgrammed instruction.
907 _a.b15718670
_b2019-11-12
_c2019-11-12
942 _c01
_n0
_kQD169.W3E55
914 _avtls003539029
998 _at
_b2013-06-09
_cm
_da
_feng
_g
_y0
_z.b15718670
999 _c683425
_d683425