Have you checked out "Teach Yourself Visually to Crochet" second edition ?! I learned how to crochet thanks to my yarn reddit Santa exchange!! My Santa got me that book and it has tons of visuals!!! I found it extremely helpful!!!
http://www.amazon.com/Teach-Yourself-VISUALLY-Crochet-Cecily/dp/0470879971
I self taught myself how to crochet using this book:
Teach Yourself Visually Crochet by Cecily Keim and Kim Werker
https://www.amazon.com/Teach-Yourself-VISUALLY-Crochet-Cecily/dp/0470879971
I can also vouch for the knitting version too (different authors). :)
As a self taught crocheter, I highly recommend this Teach Yourself Visually Crochet by Cecily Keim and Kim P Werker. https://www.amazon.com/Teach-Yourself-VISUALLY-Crochet-Cecily/dp/0470879971
I self taught myself how to crochet using that book. I have been crocheting over 6 years now and I win awards for my work. :)
Here is a link to book I was talking about on Amazon:
http://www.amazon.com/Teach-Yourself-VISUALLY-Crochet-Cecily/dp/0470879971