00387nam a22001457a 4500003000400000005001700004008004100021020001500062040000700077082001700084100002300101245007200124260003700196300000800233OSt20210923151424.0210923b        |||||||| |||| 00| 0 eng d  a0618121803  cHU  22nda515/HAR  aHarris / Carpenter  aCalculus Concepts An Informal Approach to the Mathematics of Change  aNEW YORKbHOUGTON MIFFLIN c2002  a240