000 00532cam a2200205ua 4500
020 _c1.25
041 _aeng
_h
082 _a539.7212
_bHUG/NE
100 _aHughes, Donald J .
245 _aNeutron theory /
_cDonald J Hughes.
_hTextual Documents
250 _a1 /
_b.
260 _aNew York :
_bDouble day and company ,
_c1965.
300 _a158 ; .
365 _a1.25
440 0 _aThe science study series,
_v
_x;
490 0 _aThe science study series,
_v
_x;
504 _a
942 _cBK
999 _c7453
_d7453