Philippines (Republic) Budget Commission Management Service. (1961). Handbook on the care and maintenance of office machines and equipment. Bureau of Printing].
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPhilippines (Republic) Budget Commission Management Service. Handbook on the Care and Maintenance of Office Machines and Equipment. [Manila: Bureau of Printing], 1961.
एमएलए (9वां संस्करण) प्रशस्ति पत्रPhilippines (Republic) Budget Commission Management Service. Handbook on the Care and Maintenance of Office Machines and Equipment. Bureau of Printing], 1961.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.