000 00410nam a2200145Ia 4500
008 231113s1962||||ag |||||||||||||| ||spa||
080 _a524
100 _aHynek, J. Allen
245 2 _aA vistas of ciencie book :
_b /
_cHynek, J. Allen
250 _a1a ed.
260 _aUSA ;
_bNational Science Teachers Association ,
_c1962
300 _a143 p. : figs. ;
_c20 cm. :
_f
653 _aUNIVERSO
942 _cLIB
999 _c9600
_d9600