Hargreaves, R. (2012). How to become a business angel: Practical advice for aspiring investors in unquoted companies. Harriman House Ltd..
Citace podle Chicago (17th ed.)Hargreaves, Richard. How to Become a Business Angel: Practical Advice for Aspiring Investors in Unquoted Companies. Hampshire: Harriman House Ltd., 2012.
Citace podle MLA (9th ed.)Hargreaves, Richard. How to Become a Business Angel: Practical Advice for Aspiring Investors in Unquoted Companies. Harriman House Ltd., 2012.
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