HarperCollins · Northern Illinois University Press
| title | ISBN-13 (ISBN-10) | year of publica- tion |
|---|---|---|
| American Liberalism and Ideological Change | 978-0-87580-227-5 (0-87580-227-3) | 1997 |
| Challenge to survival | 978-0-06-090555-2 (0-06-090555-7) | 1977 |
L. Williams · Leonard A. Williams · Leonard W. · Leonard Williams Levy · Robert Leonard Williams