Christensen, Mary, 1951-
Be a network marketing superstar: the one book you need to make more money than you ever thought possible
American Management Association, 2007
 eBooks
Tracy, Brian
Time power: a proven system for getting more done in less time than you ever thought possible
American Management Association, 2004
 eBooks
Goleman, Daniel
Emotional intelligence: why it can matter more than IQ
Bantam Books, 2006
 Buku Teks
Goleman, Daniel
Emotional intelligence : why It can matter more than IQ
Bantam books, 2006
 Buku Teks
Goleman, Daniel
Emotional intelligence : why it can matter more than IQ
Bantam Books, 2005
 Buku Teks