这本书也有转PDF版的，但版面没有CHM版的好，也没有CHM版的章节链接。推荐阅读CHM版。
(CHM 英文版)

by Steven C. Seow Ph.D.
Publisher: Addison Wesley Professional
Pub Date: April 29, 2008
ISBN-10: 0-321-50918-8
ISBN-13: 978-0-321-50918-5
Pages: 224


Discover how time and timing powerfully impact user perception, emotions, and behaviorSystematically make your applications more considerate of users' timeAvoid common mistakes that consistently frustrate or infuriate usersManage user perceptions and tolerance, and build systems that are perceived as fasterOptimize "flow" to make users feel more productive, empowered, and creativeMake reasonable and informed tradeoffs that maximize limited development resourcesLearn how to test usability issues related to time—including actual vs. perceived task duration
详细介绍在此：www.informit.com/store/product.aspx?isbn=0321509188