000 00346nam a2200145Ia 4500
020 _a0852295715
082 _b60
_a030
100 _a"Gwin,Robert P"
245 0 _aEncyclopedia Micropaedia ready Ref
260 _bEcny Bri, Inc
_aChicago
_c1989
300 _a982
944 _cR
999 _c667062
_d667062