Clayton, M. Brilliant Time Management: What the most productive people know do and say (1.). Pearson Education UK.
Chicago Style (17. basım) AtıfClayton, Mike. Brilliant Time Management: What the Most Productive People Know Do and Say. 1. Pearson Education UK.
MLA (8th ed.) AtıfClayton, Mike. Brilliant Time Management: What the Most Productive People Know Do and Say. 1. Pearson Education UK.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..