APA (7th ed.) Citation

United States. Department of the Interior. (1928). Practical program of education for promotion of international goodwill. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Department of the Interior. Practical Program of Education for Promotion of International Goodwill. [Washington]: [publisher not identified], 1928.

MLA (9th ed.) Citation

United States. Department of the Interior. Practical Program of Education for Promotion of International Goodwill. [publisher not identified], 1928.

Warning: These citations may not always be 100% accurate.