Johns, T. (1999). Perfect time management: All you need to get it right first time. London: Random House Business.
Chicago ZitierstilJohns, Ted. Perfect Time Management: All You Need to Get It Right First Time. London: Random House Business, 1999.
MLA ZitierstilJohns, Ted. Perfect Time Management: All You Need to Get It Right First Time. London: Random House Business, 1999.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.