An Introduction to Statistical Learning: With Applications in R, Gareth James, Daniela Witten, Trevor Hastie, Rob Tibshirani, 2021 (Springer)DOI: 10.1007/978-1-0716-1418-1 - A widely acclaimed textbook that provides an accessible introduction to statistical learning methods, with Chapter 3 offering a clear explanation of linear regression coefficient interpretation from both statistical and machine learning perspectives.