lohr, v. (1974). equiping farms with means of mechanistation and their utilisation: Some problems only. the institute of national planning.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रlohr, v. Equiping Farms with Means of Mechanistation and Their Utilisation: Some Problems Only. cairo: the institute of national planning, 1974.
एमएलए (9वां संस्करण) प्रशस्ति पत्रlohr, v. Equiping Farms with Means of Mechanistation and Their Utilisation: Some Problems Only. the institute of national planning, 1974.
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