i looked at the first one at amazon.  72 pages bit thin?  I wonder how much benefit it would over spending a few hours on strobist?  But then again its not expensive.

re: lee frost book, he had large chunks of this book scattered around his website ephotozine.  Not sure if it is still there, but be worth looking to see, although I cant say I got much out of it.  I had a similar one trying to remember who by now he runs / ran a photo request service but I cant remember his name.  didn't get much out of it at the time, but it reinforced things that I saw again later his advice was

always people in the shot.
they are interacting with anything else in the shot
copy space
basic composition
watch backgrounds

Phil