000 00301 a2200121 4500
020 _a81-7000-516-7
100 _qChan, Lois Mai
245 _aLibrary of congress subject heading
_bprinciples and application
250 _a4th
260 _bESS ESS Publications
300 _b549p.
942 _2ddc
_cTU
999 _c299741
_d299741