APA (7th ed.) Citation

United States Civil Service Commission. (1920). [Document not titled.]. [publisher not identified].

Chicago Style (17th ed.) Citation

United States Civil Service Commission. [Document Not Titled.]. Washington: [publisher not identified], 1920.

MLA (9th ed.) Citation

United States Civil Service Commission. [Document Not Titled.]. [publisher not identified], 1920.

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