APA (7th ed.) Citation

Spruks, H. C. (1928). Cuban metal office furniture market. [publisher not identified].

Chicago Style (17th ed.) Citation

Spruks, H. Charles. Cuban Metal Office Furniture Market. Washington, D.C.: [publisher not identified], 1928.

MLA (9th ed.) Citation

Spruks, H. Charles. Cuban Metal Office Furniture Market. [publisher not identified], 1928.