McQuaiq, Jack H.
How to motivate men
Frederick Fell, 1973
 Buku Teks SO
Liff, Stewart
Managing government employees: how to motivate your people, deal with difficult issues, and achieve tangible results
American Management Association, 2007
 eBooks
Dowling, William F.
How managers motivate the imperatives of supervision
McGraw-Hill Kogakusha, 1978
 Buku Teks
How to motivate employees: management development
editor, Cat Sharpe
[American Society for Training and Development Press, American Society for Training and Development Press], 2000
 eBooks
Tracy, Brian
Full engagement!: inspire, motivate, and bring out the best in your people
American Management Association, 2011
 eBooks