Cita APA (7th ed.)
PATTEN, S. N. (1893). Cost and utility.
Cita Chicago (17th ed.)
PATTEN, Simon Nelson. Cost and Utility. Philadelphia, 1893.
Cita MLA (9th ed.)
PATTEN, Simon Nelson. Cost and Utility. 1893.
Atenció: Aquestes cites poden no estar 100% correctes.