Sōgō Kenkyū Kaihatsu Kikō (Tokio). (1990). NIRA's world directory of think tanks: NWDTT. NIRA.
Chicago Style (17th ed.) CitationSōgō Kenkyū Kaihatsu Kikō (Tokio). NIRA's World Directory of Think Tanks: NWDTT. Tokyo: NIRA, 1990.
MLA (9th ed.) CitationSōgō Kenkyū Kaihatsu Kikō (Tokio). NIRA's World Directory of Think Tanks: NWDTT. NIRA, 1990.
Warning: These citations may not always be 100% accurate.