00337nam 2227714 450000100060000000300230000600500090002900800410003808200080007902000180008710000180010526000280012324500540015127714StarLibrary Marc Built20180430201711 ||||| |||||||||||amh  a542 a0-8412-2919-8 aJulie B. Ealy bA C S Washington c1995 avisualizing chemistry investigations for teachers