00417nam a2200169Ia 4500020001800000082001400018100001700032245005000049250001200099260002300111300001600134650001100150650001000161650000900171650005000180650001700230  a9780880292511  a530 ASI-U  aIsaac Asimov  aUnderstanding Physics: Motion, Sound and Heat  a1st ed.  bMentor Booksc1969  a248p; 1.7cm  aMotion  aSound  aHeat  aUnderstanding Physics: Motion, Sound and Heat  aIsaac Asimov