Organisation for Economic Co-operation and Development & ProQuest (Firm). (2004). Lessons in danger: School safety and security. OECD.
Παραπομπή σε μορφή Chicago (17η εκδ.)Organisation for Economic Co-operation and Development και ProQuest (Firm). Lessons in Danger: School Safety and Security. Paris: OECD, 2004.
Παραπομπή σε μορφή MLA (9th εκδ.)Organisation for Economic Co-operation and Development και ProQuest (Firm). Lessons in Danger: School Safety and Security. OECD, 2004.
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