Mathematical Thinking: Problem-Solving and Proofs 2nd Edition
John P. D'Angelo & Douglas Brent West
Collection of Problems in Probability Theory
L. D. Meshalkin
Reading, Writing, and Proving: A Closer Look at Mathematics
Ulrich Daepp & Pamela Gorkin
Measurement
Paul Lockhart
Computer Vision: Models, Learning, and Inference
Simon J. D. Prince