| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Personnel Selection | 978-0-471-86394-6 (0-471-86394-7) | 1949 |
| Reading Comprehension Education in Fifteen Countries | 978-0-470-86235-3 (0-470-86235-1) | 1973 |
| Reading Comprehension Education in Fifteen Countries | 978-91-20-03887-2 (91-20-03887-9) | 1973 |
R. L · R. T. · Robert L. · Robert Ladd Thorndike · Robert T.