APA (7th ed.) Citation

United States. Congress. House. Committee on House Administration & ProQuest (Firm). (1970). Authorizing the compilation and printing of a revised edition of the biographical directory of the American Congress (1774-1970). [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Congress. House. Committee on House Administration and ProQuest (Firm). Authorizing the Compilation and Printing of a Revised Edition of the Biographical Directory of the American Congress (1774-1970). Washington: [publisher not identified], 1970.

MLA (9th ed.) Citation

United States. Congress. House. Committee on House Administration and ProQuest (Firm). Authorizing the Compilation and Printing of a Revised Edition of the Biographical Directory of the American Congress (1774-1970). [publisher not identified], 1970.