Gill, K. S. (1993). A growing agricultural economy: Technological changes, constraints and sustainability. Oxford.
Styl ChicagoGill, Khem Singh. A Growing Agricultural Economy: Technological Changes, Constraints and Sustainability. New Delhi: Oxford, 1993.
Citace podle MLAGill, Khem Singh. A Growing Agricultural Economy: Technological Changes, Constraints and Sustainability. Oxford, 1993.
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