Kourdi, J. (2015). Big 100: The 100 Business Tools You Need to Succeed. John Murray Learning.
Lua i Stíl Chicago (17ú heag.)Kourdi, Jeremy. Big 100: The 100 Business Tools You Need to Succeed. London: John Murray Learning, 2015.
Lua MLA (9ú heag.)Kourdi, Jeremy. Big 100: The 100 Business Tools You Need to Succeed. John Murray Learning, 2015.
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