Annual Report for the Year Ended September 30, 1986.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रAnnual Report for the Year Ended September 30, 1986. Washington.
एमएलए (8वां संस्करण) प्रशस्ति पत्रAnnual Report for the Year Ended September 30, 1986.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.