Citazione APA

Coolidge, C. (1924). Address of President Coolidge at the National Conference on Outdoor Recreation at Washington, D.C., May 22, 1924. G.P.O..

Stile di citazione Chicago

Coolidge, Calvin. Address of President Coolidge at the National Conference on Outdoor Recreation at Washington, D.C., May 22, 1924. Washington: G.P.O., 1924.

Citazione MLA

Coolidge, Calvin. Address of President Coolidge at the National Conference on Outdoor Recreation at Washington, D.C., May 22, 1924. G.P.O., 1924.