Bibliografi : hlm. 269-270 No Inv.: 136230,136203/SM/Perp/14/1c
Judul asli : "Positive Leadership"
Judul asli : "The Middle Manager"
No Inv.: 14242-14245/P/Perp/94/4c~775/P/Perp/97/1c~723/P/Perp/97/1c
No Inv.: 5980-5984/P/Perp/99/5c
No Inv.: 127799-127803/P/Perp/10/5c~128860/PSM/Perp/10/1c~128836/PSM/Perp/10/1c
No Inv.: 104174-104178/P/Perp/06/5c~
Bibliografi di tiap babNo Inv.: 11261/P/Perp/98/1c~991-993/P/Perp/99/3c~113044/S/Perp/08/1c
Bibliografi : hlm. 255-274No Inv.: 138209-138210/P/Perp/14/2c~143965/P/Perp/14/1c
Judul asli : " Competitive intelligence"