000 00364nam a22001097a 4500
008 120314t xxu||||| |||| 00| 0 eng d
050 _aZ7401
_b.C48 1977
245 _aScientific and technical information sources
_cching-chih chen
260 _au.s.a
_bmassachusetts institute of technology
_c1977
300 _ahard cover
942 _2lcc
_cBK
_hZ7401
_k.C48 1977
999 _c64236
_d64236