Baum, A. E., Mackmin, D., & Nunnington, N. (2007). The income approach to property valuation (5th ed.). EG Books.
Lua i Stíl Chicago (17ú heag.)Baum, Andrew E., David Mackmin, agus Nick Nunnington. The Income Approach to Property Valuation. 5th ed. London : Boston: EG Books, 2007.
Lua MLA (9ú heag.)Baum, Andrew E., et al. The Income Approach to Property Valuation. 5th ed. EG Books, 2007.
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