Nation's Journal. (1980). The office machines industry: Looking for better times ahead. Philippine Journalists].
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNation's Journal. The Office Machines Industry: Looking for Better Times Ahead. [Pasig, Rizal: Philippine Journalists], 1980.
एमएलए (9वां संस्करण) प्रशस्ति पत्रNation's Journal. The Office Machines Industry: Looking for Better Times Ahead. Philippine Journalists], 1980.
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