Population Institute. (1988). The Nairobi challenge: Global directory of women's organizations implementing population strategy. Population Institute.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPopulation Institute. The Nairobi Challenge: Global Directory of Women's Organizations Implementing Population Strategy. Washington, D.C.: Population Institute, 1988.
एमएलए (8वां संस्करण) प्रशस्ति पत्रPopulation Institute. The Nairobi Challenge: Global Directory of Women's Organizations Implementing Population Strategy. Population Institute, 1988.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.