University
UW STEM textbooks
4 canonical courses indexed across Computer Science, Statistics. Every book required or recommended below has live price comparison across Amazon, eBay, AbeBooks, Alibris, and Pearson InformIT.
Textbooks used at UW

Introduction to Algorithms
ReqThomas H. Cormen, Charles E. Leiserson et al.
Used in 2 courses

Pattern Recognition and Machine Learning
ReqChristopher M. Bishop

Statistical Inference
ReqGeorge Casella, Roger L. Berger

All of Statistics: A Concise Course in Statistical Inference
RecLarry Wasserman

An Introduction to Statistical Learning with Applications in R
RecGareth James, Daniela Witten et al.
Probabilistic Machine Learning: An Introduction
RecKevin P. Murphy

The Elements of Statistical Learning: Data Mining, Inference, and Prediction
RecTrevor Hastie, Robert Tibshirani et al.