Kimball, D. S. (2003). Top gun prospecting for financial professionals. Dearborn.
Lua i Stíl Chicago (17ú heag.)Kimball, D. Scott. Top Gun Prospecting for Financial Professionals. Chicago: Dearborn, 2003.
Lua MLA (9ú heag.)Kimball, D. Scott. Top Gun Prospecting for Financial Professionals. Dearborn, 2003.
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