LDR 00451nam a22001457a 4500
005     20140213132551.0
040    _cIFS
041    _aeng
100    _aLau, Chung Him
245    _aThe Principles and Practice of the Chinese Abacus
260    _aHong Kong
       _bLau Chung Him & Co
       _c1962
650    _aScience -- Mathematics -- Abacus
942    _2ddc
952    _r2014-02-13
       _40
       _e100
       _00
       _621860116
       _9216256
       _10
       _o2186/0116
       _d2014-02-13
       _z347420
       _70
       _c1
       _yBOOK
       _aIFS
999    _c347420
       _d347420