Bushnell, D. D. (1964). The automation of school information systems. Dept. of Audio-visual Instruction of the National Education Association of the United States.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBushnell, Don D. The Automation of School Information Systems. [Washington]: Dept. of Audio-visual Instruction of the National Education Association of the United States, 1964.
एमएलए (9वां संस्करण) प्रशस्ति पत्रBushnell, Don D. The Automation of School Information Systems. Dept. of Audio-visual Instruction of the National Education Association of the United States, 1964.
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