Nikon SB900 book or user manual

[Vespa]

I was hoping to get some recommendations for a user guide for my flash unit. This thing is much more capable than what I am using it and I am getting no where with he factory book. Did a quick search and not much came up so I thought I would see what the people like. Thanks

 

[baturn]

I have SB-600 and 800 and the book I use is "Nikon Creative Lighting System Digital Field Guide " by J. Dennis Thomas. Try" wiley.com"