APA (7th ed.) Citation

Smith, J. D. (1928). Market for pianos in Peru. [publisher not identified].

Chicago Style (17th ed.) Citation

Smith, Julian D. Market for Pianos in Peru. Washington, D.C.: [publisher not identified], 1928.

MLA (9th ed.) Citation

Smith, Julian D. Market for Pianos in Peru. [publisher not identified], 1928.