APA (7th ed.) Zitazioa
HOWARD, J., & ET AL. AN OVERVIEW OF PREVENTION RESEARCH: ISSUES, ANSWERS, AND NEW AGENDAS.
Chicago Style (17th ed.) Zitazioa
HOWARD, J., eta ET AL. AN OVERVIEW OF PREVENTION RESEARCH: ISSUES, ANSWERS, AND NEW AGENDAS.
MLA (9th ed.) Zitazioa
HOWARD, J., eta ET AL. AN OVERVIEW OF PREVENTION RESEARCH: ISSUES, ANSWERS, AND NEW AGENDAS.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.