Well, that is something that book is easy to me and made for non nurses. In other words it is suppose to be simple enough that the lame person could understand it; such as a non medical person or PCT....
This is an excellent book I highly recommend it for anyone who teaches, or is just learning. It's easy to understand. I found it at amazon.com for $39.99, but other places are high up to $47.99. Now...
I think you can get it anywhere. Although, I have never looked for this book on the Mall or would have until now I am sure it would be possible to get in one of the bigger book stores. Good