Population Institute. (1988). The Nairobi challenge: Global directory of women's organizations implementing population strategy. Population Institute.
Citazione stile Chigago Style (17a edizione)Population Institute. The Nairobi Challenge: Global Directory of Women's Organizations Implementing Population Strategy. Washington, D.C.: Population Institute, 1988.
Citatione MLA (8a ed.)Population Institute. The Nairobi Challenge: Global Directory of Women's Organizations Implementing Population Strategy. Population Institute, 1988.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.