I was looking for some guidelines on good teamwork behavior, and I didn't got just that but far more usefull insight on plain work.
Reagarding working with others, the best part is the Feedbck chapter. You'll never give advice to a team mate in the same way after you had read this book. Everybody know someone that "takes advice the wron way", well you'll learn that maybe you and everybo else are giving advice in the wrong way.
Besides this particulary well covered subject, the author explains very usefull techniques to improove not only group workin but personal efficiency. All of this is ilustrated with down to earth examples and exercises.
I read the first edition almost one year ago, and I keep going back to it as if it was reference book, and in some way it is
The ideas presented in this book do a great deal to improve communication and gain support. I have reread some of my old memos, and now understand why people did not like them, even if they clearly explained the situation and proposed a solution. I used not to invite people to think with me.
I have applied many of the topics to my every day life, specially at work, and it's given results. I mostly try to invite others to participate in the process, and remember that all ideas can be improved.