Bass, Bernard M., editor
Allyn and Bacon, 1979
Buku Teks
Schein, Edgar H.
Prentice Hall of India, 1979
Buku Teks
Schein, Edgar H.
Prentice-Hall, 1980
Buku Teks SO
Riggio, Ronald E.
Pearson, 2009
Buku Teks
Gilmer, B. von Haller (Beverly von Haller), 1909-1994
McGraw-Hill, 1977
Buku Teks