Japan. Tetsudōshō. Doshitsu Chōsa Iinkai & Tetsudō Daijin Kanbō Kenkyūjo. (1931). Tetsudōshō Doshitsu Chōsa Iinkai hōkoku. Tetsudō Daijin Kanbō Kenkyūjo.
Chicago Style (17th ed.) CitationJapan. Tetsudōshō. Doshitsu Chōsa Iinkai and Tetsudō Daijin Kanbō Kenkyūjo. Tetsudōshō Doshitsu Chōsa Iinkai Hōkoku. [Tokyo]: Tetsudō Daijin Kanbō Kenkyūjo, 1931.
MLA (8th ed.) CitationJapan. Tetsudōshō. Doshitsu Chōsa Iinkai and Tetsudō Daijin Kanbō Kenkyūjo. Tetsudōshō Doshitsu Chōsa Iinkai Hōkoku. Tetsudō Daijin Kanbō Kenkyūjo, 1931.
Warning: These citations may not always be 100% accurate.