Spurgeon, D. (1995). Southern lights: Celebrating the scientific achievements of the developing world. International Development Research Centre.
Chicago (17e ed.) BronvermeldingSpurgeon, David. Southern Lights: Celebrating the Scientific Achievements of the Developing World. Ottawa, ON, Canada: International Development Research Centre, 1995.
MLA (9e ed.) BronvermeldingSpurgeon, David. Southern Lights: Celebrating the Scientific Achievements of the Developing World. International Development Research Centre, 1995.
Let op: Deze citaties zijn niet altijd 100% accuraat.