 Vibrations and Waves (Manchester Physics Series)This introductory text emphasises physical principles, rather than the mathematics. Each topic begins with a discussion of the physical characteristics of the motion or system. The mathematics is kept as clear as possible, and includes elegant mathematical descriptions where possible. Designed to provide a logical development of the subject, the... |  |  FreePBX 2.5 Powerful Telephony SolutionsFreePBX is an easy-to-use GUI that controls and manages Asterisk. It gives you pre-programmed functionality accessible through user-friendly web interfaces that allows you to have a fully functional PBX pretty much straight away with no programming. With this book it's easy to master the many features of FreePBX, which will help you to save time... |  |  QuickBooks 2010: The Missing ManualQuickBooks 2010 has impressive features, like financial and tax reporting, invoicing, payroll, time and mileage tracking, and online banking. So how do you avoid spending more time learning the software than using it? This Missing Manual takes you beyond QuickBooks' help resources: you not only learn how the program works, but why and when to ... |