Johnson, D. P. (2005). Sustaining change in schools: How to overcome differences and focus on quality. Alexandria, Va.: Association for Supervision and Curriculum Development.
Чикагска система за цитиранеJohnson, Daniel P. Sustaining Change in Schools: How to Overcome Differences and Focus On Quality. Alexandria, Va.: Association for Supervision and Curriculum Development, 2005.
MLA формат за цитиранеJohnson, Daniel P. Sustaining Change in Schools: How to Overcome Differences and Focus On Quality. Alexandria, Va.: Association for Supervision and Curriculum Development, 2005.
Внимание: Тези цитати може да не са 100% точни.