APA (7th ed.) Citation

Clarke, L. B. (1927). World trade in toilet preparations: Uruguay. [publisher not identified].

Chicago Style (17th ed.) Citation

Clarke, Lemuel B. World Trade in Toilet Preparations: Uruguay. Washington, D.C.: [publisher not identified], 1927.

MLA (8th ed.) Citation

Clarke, Lemuel B. World Trade in Toilet Preparations: Uruguay. [publisher not identified], 1927.