Dòng Nội dung
1
9 things successful people do differently / Heidi Grant- Halvorson.
Boston, Mass: Harvard Business Review Press, 2012
iv, 106 p. ; 16 cm.

What you can learn from the world's most successful people - via research that uncovers the repeatable behaviors they use to reach their goals.
2
Goal analysis : how to clarify your goals so you can actually achieve them / Robert F. Mager.
Atlanta, GA : Center for Effective Performance, 1997.
vi, 159 p. : ill. ; 23 cm.