Ferriss, T. The 4-hour work week: Escape the 9-5, live anywhere and join the new rich by timothy ferriss (First edition.). Crown Publishers.
Citace podle Chicago (17th ed.)Ferriss, Timothy. The 4-hour Work Week: Escape the 9-5, Live Anywhere and Join the New Rich by Timothy Ferriss. First edition. New York: Crown Publishers.
Citace podle MLA (9th ed.)Ferriss, Timothy. The 4-hour Work Week: Escape the 9-5, Live Anywhere and Join the New Rich by Timothy Ferriss. First edition. Crown Publishers.
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