Jobs to Be Done

Martin Fowler Bottleneck #03: Product v Engineering

Steve Blank The Four Steps to the Epiphany: Successful Strategies for Products that Win

Gayle McDowell Cracking the PM Career: The Skills, Frameworks, and Practices To Become a Great Product Manager (Cracking the Interview & Career)

Georg Tacke Monetizing Innovation: How Smart Companies Design the Product Around the Price