Richmond David. (1994). Introduction to Valuation (3rd.). Palgrave McMillan.
Cita Chicago (17th ed.)Richmond David. Introduction to Valuation. 3rd. New York: Palgrave McMillan, 1994.
Cita MLA (9th ed.)Richmond David. Introduction to Valuation. 3rd. Palgrave McMillan, 1994.
Atenció: Aquestes cites poden no estar 100% correctes.