Dyfyniad APA

United States. Library of Congress. (1969). Index to the Theodore Roosevelt papers. U. S. Gov't. Print. Off.

Dyfyniad Arddull Chicago

United States. Library of Congress. Index to the Theodore Roosevelt Papers. Washington: U. S. Gov't. Print. Off, 1969.

Dyfyniad MLA

United States. Library of Congress. Index to the Theodore Roosevelt Papers. U. S. Gov't. Print. Off, 1969.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.