APA (7th ed.) Citation

ProQuest (Firm). (1964). John Fitzgerald Kennedy's Thanksgiving Proclamation for 1963. [publisher not identified].

Chicago Style (17th ed.) Citation

ProQuest (Firm). John Fitzgerald Kennedy's Thanksgiving Proclamation for 1963. Washington: [publisher not identified], 1964.

MLA (9th ed.) Citation

ProQuest (Firm). John Fitzgerald Kennedy's Thanksgiving Proclamation for 1963. [publisher not identified], 1964.

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