000 00541 a2200157 4500
008 131210b xxu||||| |||| 00| 0 eng d
010 _a2012020259
020 _a9780844495439
100 _aLibrary of Congress
245 _aLibrary of Congress classification. Q. Science
260 _c2012.
_bLibrary of Congress,Cataloging Distribution Service,
_aWashington, D.C:
300 _ax, 851p.
650 _aClassification, Library of Congress.
650 _aClassification
_vBooks
_xScience.
942 _cR
_hRef Z696 .U5Q 2012
999 _c16244
_d16243