000 00645nam-a2200205--04500
001 LEO01000000000000000015058
005 20171019173124.0
008 991125c19871987phi-----------000-0-eng-u
050 _aQD 45 B42
_b1987
100 1 _aBecker, Irwin
245 _aHow to Study Chemistry /
_cIrwin Becker
250 _a2a ed.
260 _aPhiladelphia :
_bSaunders,
_c1987
300 _a47 p. ; 28 cm.
650 0 _aQuimica
_xEstudio y enseƱanza.
904 _aAC
_b028036
905 _aLibros
942 _cBK
999 _c15035
_d15035