APA (7th ed.) Citation

United States. Office of Education. (1938). Public affairs pamphlets: An index to inexpensive pamphlets on social, economic, political, and international affairs. [s.n.].

Chicago Style (17th ed.) Citation

United States. Office of Education. Public Affairs Pamphlets: An Index to Inexpensive Pamphlets on Social, Economic, Political, and International Affairs. [Washington]: [s.n.], 1938.

MLA (9th ed.) Citation

United States. Office of Education. Public Affairs Pamphlets: An Index to Inexpensive Pamphlets on Social, Economic, Political, and International Affairs. [s.n.], 1938.