ebrary, Inc, & Lichtenstein, R. (2002). How to prepare for and respond to a crisis (2nd ed.). Association for Supervision and Curriculum Development.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)ebrary, Inc, و Robert Lichtenstein. How to Prepare for and Respond to a Crisis. 2nd ed. Alexandria, Va.: Association for Supervision and Curriculum Development, 2002.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)ebrary, Inc, و Robert Lichtenstein. How to Prepare for and Respond to a Crisis. 2nd ed. Association for Supervision and Curriculum Development, 2002.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.