: A comprehensive, free textbook available from the Open Textbook Library .

: Provides a curated collection of 10 free public speaking books in PDF format. 3. Free Online Courses 5 free courses for mastering public speaking | Chevening

: Offers a 30-day free trial where you can read Public Speaking and Presentations For Dummies and related titles. 2. Free Open-Source Alternatives (OER)

: A popular OER textbook focusing on the practice and ethics of public speaking, hosted by the University of Minnesota .

: You can borrow a digital copy of the 2nd Edition for free for limited periods at Archive.org .

: If you have a local library card, you can often borrow the ebook version for free through their app.