| title | ISBN-13 | year of publication |
|---|---|---|
| Building Morale ... Motivating Staff: Problems and Solutions | 978-0-318-01771-6 | 1983 |
| Evaluating Educational Personnel | 978-0-318-01712-9 | 1987 |
| The Role of the Principal in Effective Schools: Problems and Solutions | 978-0-318-01769-3 | 1983 |
| Time on Task | 978-0-318-01709-9 | 1990 |
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