I hear the Build a soil site is a great resource and he sells kits and shit which takes some of the guess work out.
If you have any interest I'd look there and a few organic gardening sites, the organic section here is pretty good too. it's where I did my learnin
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No fancy books just some nice folks, many that now argue in this thread
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Wish Gandalf would come back and drop some pics of what he's been up to.
The tea thread and seeing what people were doing with just some compost in some bubbled water is what really got me into it
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Thread was great until it got nuked by the site rework.