Manage Your Project Portfolio: Increase Your Capacity and Finish More Projects (Pragmatic Programmers)
by Johanna Rothman

Making It All Work: Winning at the Game of Work and Business of Life
by David Allen

The One Minute Manager
by Kenneth H. Blanchard and Spencer Johnson

The Best Software Writing I: Selected and Introduced by Joel Spolsky (v. 1)
edited by by Joel Spolsky

Crowdsourcing: Why the Power of the Crowd Is Driving the Future of Business
by Jeff Howe

Smart and Gets Things Done: Joel Spolsky’s Concise Guide to Finding the Best Technical Talent
by Joel Spolsky

The Secret Handshake: Mastering the Politics of the Business Inner Circle
by Kathleen Kelly Reardon

The Long Tail: Why the Future of Business is Selling Less of More
by Chris Anderson