000 00481 a2200253 4500
001 117031
020 _a1
041 _aeng
080 _a519.3 For-2
245 _aVariational calculus in science and engineering.
250 _a
260 _a
260 _bMcGraw-Hill, New York,
260 _c1968
300 _ap.xi,221,illus.,23cm.,
300 _c
490 _a
100 _aForray, M.J.\
700 _a
650 _a
650 _a
942 _cBK
942 _2UDC
999 _c45303
_d45303