International Development Research Centre. (1986). International Development Research Centre projects, 1981-1985: Supplement to projects 1970-1981. International Development Research Centre.
Citazione stile Chigago Style (17a edizione)International Development Research Centre. International Development Research Centre Projects, 1981-1985: Supplement to Projects 1970-1981. Ottawa: International Development Research Centre, 1986.
Citatione MLA (9a ed.)International Development Research Centre. International Development Research Centre Projects, 1981-1985: Supplement to Projects 1970-1981. International Development Research Centre, 1986.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.