000 00354nam a22001697a 4500
020 _a-
022 _a-
082 _a371.3
_bDOW
100 _aEricson
245 _athe new learning why
_b-
_cEricson I, Thomas
250 _a1957
260 _aPhiladelphia
_bPhiladelphia
_c1957
300 _a228
_e-
500 _a-
700 _a-
942 _cBK
999 _c15173
_d15173