000 00309pam a2200133a 44500
082 _a539.1
_bUm2q
100 _aUmezawa, Hiroomi
245 1 _aQUANTUM FIELD THEORY
260 _aAmsterdam
_bNorth-Holland Pub. Co.
_c1956
300 _a364
650 _aQuantum Theory
964 _gCIRC
997 _a2056 C
999 _c431740
_d431740