000 00309nam a22001217a 4500
082 _a620
_bBRO
_cL-21, P-30
100 _aBrown
245 _aIntroduction to Engineering problems
_cBrown
260 _aWashington
_bPrentice Hall, Inc
_c1948
300 _axv, 185 p. :
_bill, ;
_c20 cm.
650 _aMCE
942 _cBK
999 _c4683
_d4683