Haines, P. (1938). Problems in prose. Harper and Brothers.
Cita Chicago (17th ed.)Haines, Paul. Problems in Prose. New York, Estados Unidos: Harper and Brothers, 1938.
Cita MLA (9th ed.)Haines, Paul. Problems in Prose. Harper and Brothers, 1938.
Atenció: Aquestes cites poden no estar 100% correctes.