000 00278nam a2200097Ia 4500
008 190428s9999||||xx |||||||||||||| ||und||
100 _aJohnsen, R.H.
_913547
245 _aAtoms, molecules and chemical change
250 _b1964. xii-251
260 _bPrentice-Hall. New Jersey, U.S.A.
999 _c13388
_d13388