G. K. · George K. · George K. Zipf · Zipf George Kingsley
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Human Behaviour and the Principle of Least Effort | 978-0-02-855830-1 (0-02-855830-8) | 1966 |
| The Psycho-Biology Of Language | 978-1-138-87509-8 (1-138-87509-0) | 2014 |