Below are some of the most popular books regarding web marketing and social media. I found this list on another website and thought it would be good to share here. I've read a few of them and excerpts from others. I highly recommend Inbound Marketing since it is full of great tactics as opposed to just theory.
Trust Agents - This book is the social media marketing bible.
Crush It! - Gary Vaynerchuk teaches you how you can make money doing what you love. A must read.
Inbound Marketing - A very smart approach to online marketing, website planning and social media.
Duct Tape Marketing - This book will give you dozens of great marketing ideas for your business.
The AdWeek Copywriting Handbook - Copywriting is the most important marketing skill. Enough said.
Guerrilla Marketing - Trying to grow a company on a shoestring budget? This book is for you.
Call to Action - This book will show you how you can transform your website into an effective marketing tool.
Don't Make Me Think - Do you want to make an easy-to-navigate and intuitive website? You gotta read Steve Krug's book!
The Expert's Edge - A very good read that will teach you how you can position yourself as the #1 expert in your market.
Changing the Channel - This book talks about the importance of having multiple marketing channels and gives you a lot of great marketing ideas.
Do you have any other really good web marketing or social media books you can recommend? If so, please leave a comment!