Jones, D. B., & Jones, D. B. (1972). Oxford economic atlas of the world. London: Oxford University Press.
Παραπομπή Chicago StyleJones, David Brian, and David Brian Jones. Oxford Economic Atlas of the World. London: Oxford University Press, 1972.
Παραπομπή MLAJones, David Brian, and David Brian Jones. Oxford Economic Atlas of the World. London: Oxford University Press, 1972.
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