Kensetsuin Daiichi Gijutsu Kenkyūjo (Japan) & Tetsudō Gijutsu Kenkyūjo (Japan). Kōwan Kenkyūshitsu. Kensetsuin Daiichi Gijutsu Kenkyūjo gaihō. s.n.].
Chicago Style (17th ed.) CitationKensetsuin Daiichi Gijutsu Kenkyūjo (Japan) and Tetsudō Gijutsu Kenkyūjo (Japan). Kōwan Kenkyūshitsu. Kensetsuin Daiichi Gijutsu Kenkyūjo Gaihō. [Japan: s.n.].
MLA (8th ed.) CitationKensetsuin Daiichi Gijutsu Kenkyūjo (Japan) and Tetsudō Gijutsu Kenkyūjo (Japan). Kōwan Kenkyūshitsu. Kensetsuin Daiichi Gijutsu Kenkyūjo Gaihō. s.n.].
Warning: These citations may not always be 100% accurate.