452546 Steggles, D. (1974). Improvements in design of rivet setting machines. London: Institution of Production Engineers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र452546 Steggles, D. Improvements in Design of Rivet Setting Machines. London: Institution of Production Engineers, 1974.
एमएलए (9वां संस्करण) प्रशस्ति पत्र452546 Steggles, D. Improvements in Design of Rivet Setting Machines. London: Institution of Production Engineers, 1974.
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