International Peasant Union. European Section. Peasant International Agency. Bulletin. Peasant International Agency.
Citazione stile Chigago Style (17a edizione)International Peasant Union. European Section. Peasant International Agency. Bulletin. London: Peasant International Agency.
Citatione MLA (9a ed.)International Peasant Union. European Section. Peasant International Agency. Bulletin. Peasant International Agency.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.