APA (7th ed.) Zitazioa
TEBES, J., & ET AL. PANEL ATTRITION AND EXTERNAL VALIDITY IN THE SHORT-TERM FOLLOW-UP STUDY OF ADOLESCENT SUBSTANCE USE.
Chicago Style (17th ed.) Zitazioa
TEBES, J.K, eta ET AL. PANEL ATTRITION AND EXTERNAL VALIDITY IN THE SHORT-TERM FOLLOW-UP STUDY OF ADOLESCENT SUBSTANCE USE.
MLA (9th ed.) Zitazioa
TEBES, J.K, eta ET AL. PANEL ATTRITION AND EXTERNAL VALIDITY IN THE SHORT-TERM FOLLOW-UP STUDY OF ADOLESCENT SUBSTANCE USE.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.