(1998). Ready-to-use violence prevention skills lessons and activities for secondary students. Center for Applied Research in Education.
استشهاد بنمط شيكاغوReady-to-use Violence Prevention Skills Lessons and Activities for Secondary Students. Center for Applied Research in Education, 1998.
MLA استشهادReady-to-use Violence Prevention Skills Lessons and Activities for Secondary Students. Center for Applied Research in Education, 1998.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.