United States Tariff Commission. (1937). Chemical nitrogen, survey of processes, organization, and international trade, stressing factors essential to tariff consideration. [s.n.].
Chicago Style (17th ed.) CitationUnited States Tariff Commission. Chemical Nitrogen, Survey of Processes, Organization, and International Trade, Stressing Factors Essential to Tariff Consideration. [Washington]: [s.n.], 1937.
MLA (9th ed.) CitationUnited States Tariff Commission. Chemical Nitrogen, Survey of Processes, Organization, and International Trade, Stressing Factors Essential to Tariff Consideration. [s.n.], 1937.
Warning: These citations may not always be 100% accurate.