APA (7e ed.) Bronvermelding
THOMSON, G., & ET AL. (1990). BLOOD-LEAD LEVELS AND CHILDREN'S BEHAVIOUR-RESULTS FROM THE EDINBURGH LEAD STUDY.
Chicago (17e ed.) Bronvermelding
THOMSON, G.O.B, en ET AL. BLOOD-LEAD LEVELS AND CHILDREN'S BEHAVIOUR-RESULTS FROM THE EDINBURGH LEAD STUDY. 1990.
MLA (9e ed.) Bronvermelding
THOMSON, G.O.B, en ET AL. BLOOD-LEAD LEVELS AND CHILDREN'S BEHAVIOUR-RESULTS FROM THE EDINBURGH LEAD STUDY. 1990.
Let op: Deze citaties zijn niet altijd 100% accuraat.