Browsing by Author Johnstone, Henry W.
Showing results 1 to 2 of 2
| Preview | Issue Date | Title | Author(s) |
|---|---|---|---|
| 1962 | Natural deduction : the logical basis of axiom systems | Anderson, John Mueller; Johnstone, Henry W. | |
 | 1965 | What is philosophy? | Johnstone, Henry W. |