APA (7th ed.) Citation

Library of Congress. Legislative Reference Service & ProQuest (Firm). (1968). Contingent Election of the President by the House of Representatives and the Vice President by the Senate. [publisher not identified].

Chicago Style (17th ed.) Citation

Library of Congress. Legislative Reference Service and ProQuest (Firm). Contingent Election of the President by the House of Representatives and the Vice President by the Senate. [Place of publication not identified]: [publisher not identified], 1968.

MLA (9th ed.) Citation

Library of Congress. Legislative Reference Service and ProQuest (Firm). Contingent Election of the President by the House of Representatives and the Vice President by the Senate. [publisher not identified], 1968.