00289nam a2200121Ia 4500008004100000041001200041082001100053100001600064245005600080260000600136650000600142700001900148221030s9999    xx            000 0 und d  aEnglish  a105.23  aF. W. Sears 0aUniversity Physicscby F. W. Sears , M. W. Zemansky  c0  aB  aM. W. Zemansky