That's a good book, but at the advanced level. At the beginner's level... you don't need to buy a book. Option council's website has plenty of info.
Cottle is awesome but make sure you (OP) are past the beginners stage as it is definitely not a starter book.
The Rookie's Guide to Options Read about it here: http://www.mdwoptions.com/RookiesGuide.html I wrote this book and will be glad to answer any questions. Targeted to beginners, with advanced discussions. Mark