Spurgeon, D. (1995). Southern lights: Celebrating the scientific achievements of the developing world. International Development Research Centre.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিSpurgeon, David. Southern Lights: Celebrating the Scientific Achievements of the Developing World. Ottawa, ON, Canada: International Development Research Centre, 1995.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিSpurgeon, David. Southern Lights: Celebrating the Scientific Achievements of the Developing World. International Development Research Centre, 1995.
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