. "The White House, Executive Order 11652: Classification and Declassification of National Security Information and Material, 37 Fed. Reg 5209 (Mar. 8, 1972) (full-text)."@en . . . "Executive Order 11652"@en . "The White House, Executive Order 11652: Classification and Declassification of National Security Information and Material, 37 Fed. Reg 5209 (Mar. 8, 1972) (full-text)."@en . .