APA-viite (7. p.)
DREWETT, R., & ET AL. MALNUTRITION AND MENTAL DEVELOPMENT: IS THERE A SENSITIVE PERIOD?. A NESTED CASE-CONTROL STUDY.
Chicago-viite (17. p.)
DREWETT, R., ja ET AL. MALNUTRITION AND MENTAL DEVELOPMENT: IS THERE A SENSITIVE PERIOD?. A NESTED CASE-CONTROL STUDY.
MLA-viite (9. p.)
DREWETT, R., ja ET AL. MALNUTRITION AND MENTAL DEVELOPMENT: IS THERE A SENSITIVE PERIOD?. A NESTED CASE-CONTROL STUDY.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.