Okubo, Y. (1997). Bibliometric indicators and analysis of research systems: Methods and examples. OECD.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रOkubo, Yoshiko. Bibliometric Indicators and Analysis of Research Systems: Methods and Examples. Paris: OECD, 1997.
एमएलए (9वां संस्करण) प्रशस्ति पत्रOkubo, Yoshiko. Bibliometric Indicators and Analysis of Research Systems: Methods and Examples. OECD, 1997.
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