Gill, K. S. (1993). A growing agricultural economy: Technological changes, constraints and sustainability. Oxford.
استشهاد بنمط شيكاغوGill, Khem Singh. A Growing Agricultural Economy: Technological Changes, Constraints and Sustainability. New Delhi: Oxford, 1993.
MLA استشهادGill, Khem Singh. A Growing Agricultural Economy: Technological Changes, Constraints and Sustainability. Oxford, 1993.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.