APA-referens (7:e uppl.)
MACLEOD, J., & ET AL. (2008). PARENTAL DRUG USE, EARLY ADVERSITIES, LATER CHILDHOOD PROBLEMS AND CHILDREN'S USE OF TOBACCO AND ALCOHOL AT AGE 10: BIRTH COHORT STUDY.
Chicago-referens (17:e uppl.)
MACLEOD, J., och ET AL. PARENTAL DRUG USE, EARLY ADVERSITIES, LATER CHILDHOOD PROBLEMS AND CHILDREN'S USE OF TOBACCO AND ALCOHOL AT AGE 10: BIRTH COHORT STUDY. 2008.
MLA-referens (9:e uppl.)
MACLEOD, J., och ET AL. PARENTAL DRUG USE, EARLY ADVERSITIES, LATER CHILDHOOD PROBLEMS AND CHILDREN'S USE OF TOBACCO AND ALCOHOL AT AGE 10: BIRTH COHORT STUDY. 2008.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.