APA aipamena

(1998). Ready-to-use violence prevention skills lessons and activities for secondary students. Center for Applied Research in Education.

Chicago Style aipamena

Ready-to-use Violence Prevention Skills Lessons and Activities for Secondary Students. Center for Applied Research in Education, 1998.

MLA aipamena

Ready-to-use Violence Prevention Skills Lessons and Activities for Secondary Students. Center for Applied Research in Education, 1998.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.