What are the best sales training books?

I don't have a ton of time to read right now but want to learn more about how I can sell more effectively. I've purchased a few audiobooks on Audible (Spin Selling is one although it's only the abridged version). What else is out there? Could be audiobooks...

I love doing sales however I wish to close more. I work door to door selling Television right now but I wish to close more sales. What are some good training manuals? videos, books etc etc.

Looking to identify companies who could help to develop training materials, books, brochures for sales training for pharmaceutical sales representatives.

Where can I find sales related training programs (Audio, video, books) to buy on line.

Considering there are nearly no leading Universities offering this area. The skills tend to be a step child in education, while a boon for private training. 1) Live in person classes only 2) 2-5 days and not formal semester length efforts 3) Teach sales...

every time I go to a library sale there are a TON of people there and it is really crowded and there are quite a few book dealers there and they seem to know where all the good books are already. So how can a person know which books are worth money and...

I am buying some books on-line to study for a pharmacy tech certification. I have found a couple of books that sound useful, but I am not sure. They are the _Getting Started in Aseptic Compounding Workbook_ and the _Getting Started in Non-Sterile Compounding...

For clarification--that is mostly sales or marketing to the K-12 or university decision-makers.  Companies which provide sales training to people selling to those markets is also helpful. Feel free to add government sales--as that seems to be a similar...

Has anyone been through their or any other group buying sites sales training program? Apart form basic sales, rebutalls and marketing training what area's & techniques do they recommend focusing on when selling to merchants?