Japan Consulting Engineers Association. (1968). Japan's technical level and consulting engineers. Tokyo: Japan Consulting Engineers Association.
Styl cytowania ChicagoJapan Consulting Engineers Association. Japan's Technical Level and Consulting Engineers. Tokyo: Japan Consulting Engineers Association, 1968.
Styl cytowania MLAJapan Consulting Engineers Association. Japan's Technical Level and Consulting Engineers. Tokyo: Japan Consulting Engineers Association, 1968.
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