Japan Consulting Engineers Association. (1968). Japan's technical level and consulting engineers. Tokyo: Japan Consulting Engineers Association.
Chicago Style CitationJapan Consulting Engineers Association. Japan's Technical Level and Consulting Engineers. Tokyo: Japan Consulting Engineers Association, 1968.
Cita MLAJapan Consulting Engineers Association. Japan's Technical Level and Consulting Engineers. Tokyo: Japan Consulting Engineers Association, 1968.
Atenció: Aquestes cites poden no estar 100% correctes.