Andrew, Thurman
Property, profits and people / Thurman Andrew
Prgress Press, 1954
 Buku Teks
Gellerman, Saul W.
People problems and profits ; the uses of psychology in management
McGraw-Hill, 1960
 Buku Teks
Wright, Lesley
Corporate Abuse: How "Lean and Mean" Robs People and Profits
Macmillan, 1996
 Buku Teks
Rosensweig, Jeffrey A.
Winning the global game : a strategy for linking people and profits / Jeffrey A. Rosensweig
The Free Press , 1998
 Buku Teks
Peale, Norman Vincent, 1898-1993
The Power of positive thinking for young people
Prentice-Hall, 1954
 Buku Teks