000 00314nam a22001217a 4500
008 170425b xxu||||| |||| 00| 0 eng d
245 _aNuffield Combined Science: Teachers' Guide 1
260 _bLongman/ Penguin Books
_c1970
300 _axxi,; 411p.
650 _aScience
_93749
942 _cBK
050 _aQ161.N84
999 _c1999
_d1999