Grabel, G. (2012). Wealth opportunities in commercial real estate: Management, financing and marketing of investment properties. Wiley.
Lua i Stíl Chicago (17ú heag.)Grabel, Gary. Wealth Opportunities in Commercial Real Estate: Management, Financing and Marketing of Investment Properties. Hoboken, N.J.: Wiley, 2012.
Lua MLA (9ú heag.)Grabel, Gary. Wealth Opportunities in Commercial Real Estate: Management, Financing and Marketing of Investment Properties. Wiley, 2012.
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