Everything You Always Wanted To Know About Mathematics
Brendan W. Sullivan
Digital Minimalism: Choosing a Focused Life in a Noisy World
Cal Newport
Information Retrieval: Implementing and Evaluating Search Engines
Stefan Buttcher & Charles L. A. Clarke & Gordon V. Cormack
Algorithm Design
Jon Kleinberg & Éva Tardos
Mathematical Thinking: Problem-Solving and Proofs 2nd Edition
John P. D'Angelo & Douglas Brent West