000 00309pam a2200145 a 4500
020 _c
041 _aeng
082 _bRAO
100 _aRao CNR .
245 _aUnderstanding Chemistry
_hTextual Documents
250 _a2011.
260 _a[s.l]:
_bUniversites Press
300 _a298 pg .
930 _a9850
999 _c86755
_d86755