000 00253pam a2200109a 44500
082 _a5301.
_bL54
100 _aLenzen, Victor F.
245 1 _aTHE NATURE OF PHYSICAL THEORY
260 _a
_bJohn Wiley & Sons
_c1931
964 _gCIRC
997 _a72014 C
999 _c410127
_d410127