APA (7th ed.) Citation

Schnare, L. L. (1925). Colombia buying more American machinery. [publisher not identified].

Chicago Style (17th ed.) Citation

Schnare, Lester L. Colombia Buying More American Machinery. Washington, D.C.: [publisher not identified], 1925.

MLA (9th ed.) Citation

Schnare, Lester L. Colombia Buying More American Machinery. [publisher not identified], 1925.