World History Association. World history bulletin: Newsletter of the World History Association. World History Association.
Citazione stile Chigago Style (17a edizione)World History Association. World History Bulletin: Newsletter of the World History Association. [Philadelphia, PA]: World History Association.
Citatione MLA (9a ed.)World History Association. World History Bulletin: Newsletter of the World History Association. World History Association.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.