Cita APA (7th ed.)

Blair, W. (1949). Factual prose. Scott, Foresman.

Cita Chicago (17th ed.)

Blair, Walter. Factual Prose. New York: Scott, Foresman, 1949.

Cita MLA (9th ed.)

Blair, Walter. Factual Prose. Scott, Foresman, 1949.

Atenció: Aquestes cites poden no estar 100% correctes.