Dyfyniad APA

Blake, N. M. (1952). A short history of American life. McGraw-Hill.

Dyfyniad Arddull Chicago

Blake, Nelson Manfred. A Short History of American Life. New York: McGraw-Hill, 1952.

Dyfyniad MLA

Blake, Nelson Manfred. A Short History of American Life. McGraw-Hill, 1952.

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