You're looking for a useful resource on vehicle dynamics, specifically related to race cars, and mentioned Milliken. Here's what I found:
The book is essential for Formula SAE, Formula 1, IndyCar, NASCAR, and grassroots racing engineers.
If you're a student or professional in the field, consider reaching out to your institution or professional networks. They might have access to the resources you need or be able to offer guidance on how to obtain them legally and safely.
The Internet Archive's Open Library allows you to "borrow" digital copies of the book for a set period if you have an account.
Race Car Vehicle Dynamics: Why the "Milliken Bible" is Essential for Every Engineer
, this 900-page masterpiece by William and Douglas Milliken is widely considered the most comprehensive guide to vehicle physics ever written. Autosport Forums What Makes This Book the Industry Standard?