The institute of national planning. (1966). System Operation Reference Manual : IBM 1401 and 1460 Data Processing System: Programming Courses. The institute of national planning.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रThe institute of national planning. System Operation Reference Manual : IBM 1401 and 1460 Data Processing System: Programming Courses. Cairo: The institute of national planning, 1966.
एमएलए (9वां संस्करण) प्रशस्ति पत्रThe institute of national planning. System Operation Reference Manual : IBM 1401 and 1460 Data Processing System: Programming Courses. The institute of national planning, 1966.
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