000 00520nam a22001817a 4500
003 SISC
005 20160217144813.0
008 131001t xxu||||| |||| 00| 0 eng d
020 _a1869860594
050 _aQD 466
_b.K56Np 1996
082 _aHS 546.7
_b.K727 1996
245 _aNitrogen and Phosphorus
_cKnapp, Brian
260 _aHenley-on-Thames, Oxon :
_bAtlantic Europe Publishing Company,
_cc1996.
300 _a56 p. :
_bcol. ill. ;
_c25.5 cm.
440 _aElements
_922261
942 _2lcc
_cBK
999 _c12435
_d12435