000 00273 a2200121 4500
080 _a500
_bC 189 W
245 1 _aWhat is science ?
_cby Norman Campbell
260 _aNew York
_c1952
650 _aScience
100 1 _aCampbell, Norman
_d
300 _a186 p.
901 _a68020
999 _c24248
_d24248