Wessler, S., & Preble, W. (2003). The respectful school: How educators and students can conquer hate and harassment. Association for Supervision & Curriculum Development.
Citazione stile Chigago Style (17a edizione)Wessler, Stephen, e William Preble. The Respectful School: How Educators and Students Can Conquer Hate and Harassment. Alexandria, Va.: Association for Supervision & Curriculum Development, 2003.
Citatione MLA (9a ed.)Wessler, Stephen, e William Preble. The Respectful School: How Educators and Students Can Conquer Hate and Harassment. Association for Supervision & Curriculum Development, 2003.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.