Knackstedt, M. V. (2012). The interior design business handbook: A complete guide to profitability (5th ed.). Wiley.
Lua i Stíl Chicago (17ú heag.)Knackstedt, Mary V. The Interior Design Business Handbook: A Complete Guide to Profitability. 5th ed. Hoboken: Wiley, 2012.
Lua MLA (9ú heag.)Knackstedt, Mary V. The Interior Design Business Handbook: A Complete Guide to Profitability. 5th ed. Wiley, 2012.
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