Citazione Stile APA (7a Edizione)
JOHNSTON, D., & ET AL. (2010). IS THERE AN INCOME GRADIENT IN CHILD HEALTH? IT DEPENDS WHOM YOU ASK. INSTITUTE FOR THE STUDY OF LABOR.
Citazione stile Chigago Style (17a edizione)
JOHNSTON, D.W, e ET AL. IS THERE AN INCOME GRADIENT IN CHILD HEALTH? IT DEPENDS WHOM YOU ASK. BONN: INSTITUTE FOR THE STUDY OF LABOR, 2010.
Citatione MLA (9a ed.)
JOHNSTON, D.W, e ET AL. IS THERE AN INCOME GRADIENT IN CHILD HEALTH? IT DEPENDS WHOM YOU ASK. INSTITUTE FOR THE STUDY OF LABOR, 2010.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.