Παραπομπή APA
Baxter, R. S., & Williams, I. (1978). Population forecasting and uncertainty at the national and local scale. Oxford ; Elmsford, N.Y.: Pergamon Press.
Παραπομπή Chicago StyleBaxter, Richard Stephen., and Ian Williams. Population Forecasting and Uncertainty At the National and Local Scale. Oxford ; Elmsford, N.Y.: Pergamon Press, 1978.
Παραπομπή MLABaxter, Richard Stephen., and Ian Williams. Population Forecasting and Uncertainty At the National and Local Scale. Oxford ; Elmsford, N.Y.: Pergamon Press, 1978.
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