APA (7 वां संस्करण) प्रशस्ति पत्र

Dilmus, J. D. (1974). Used machinery and economic development. Division of Resaerch.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Dilmus, James D. Used Machinery and Economic Development. East Lansing: Division of Resaerch, 1974.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Dilmus, James D. Used Machinery and Economic Development. Division of Resaerch, 1974.