000 00621nam a2200181 a 4500
005 20220526063927.0
008 991125s1968 ea 000 0 eng u
035 _aUPN01000005863
049 _aLT
050 4 _aLB1651 R212
_bN9.2 1968 LM
245 0 0 _aBiology teacher's guide I :
_bintroducing living things /
_cNuffield Foundation, Science Teaching Project.
250 _aRpr. whit corrections.
260 _aLondon :
_bLongmans :
_bPenguin,
_c1968.
300 _axviii, 152 p. :
_bil.
440 0 _aNuffield biology teacher's guide ;
_v1
650 4 _aBiología
_xEstudio y enseñanza (Secundaria)
_94532
905 _aLibro
999 _c5863
_d5863