Lawson, Joseph W.R., II
How to develop a personnel policy manual
American Management Association, 1998
 eBooks
Carpendale, Jeremy
How children develop social understanding
Blackwell Publishing, 2006
 Buku Teks SO
How to develop an effective financial reporting system.
Modern Business Report , 1985
 Buku Teks
Lorayne, Harry
How to develop a super power memory/ Harry Lorayne
Golden Books Centre SDN. BDN, 1992
 Buku Teks
Baker, Sharon L.
The responsive public library collection : how to develop and market it
Libraries Unlimited, 1993
 Buku Teks SO