APA (7th ed.) Citation

Butler, H. D. (1925). American machinery holding its own in British market. [publisher not identified].

Chicago Style (17th ed.) Citation

Butler, Hugh D. American Machinery Holding Its Own in British Market. Washington, D.C.: [publisher not identified], 1925.

MLA (9th ed.) Citation

Butler, Hugh D. American Machinery Holding Its Own in British Market. [publisher not identified], 1925.