APA način citiranja (7. izdanje)

Okubo, Y. (1997). Bibliometric indicators and analysis of research systems: Methods and examples. OECD.

Čikaški stil citiranja (17. izdanje)

Okubo, Yoshiko. Bibliometric Indicators and Analysis of Research Systems: Methods and Examples. Paris: OECD, 1997.

MLA način citiranja (9. izdanje)

Okubo, Yoshiko. Bibliometric Indicators and Analysis of Research Systems: Methods and Examples. OECD, 1997.