Board, C., & Bader, C. J. (1962). The border region: Natural environment and land use in the Eastern Cape. Cape town: Oxford University Press.
Παραπομπή Chicago StyleBoard, C., and C. J. Bader. The Border Region: Natural Environment and Land Use in the Eastern Cape. Cape town: Oxford University Press, 1962.
Παραπομπή MLABoard, C., and C. J. Bader. The Border Region: Natural Environment and Land Use in the Eastern Cape. Cape town: Oxford University Press, 1962.
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