by Harvey A. Horstein [and others]
Free Press a Division of Macmillan, 1971
Buku Teks
edited by Edwin J. Thomas
Free Press, 1967
Buku Teks
edited by R. Duncan Luce, Neil J. Smelser, Dean R. Gerstein
Russell Sage Foundation , 1989
Buku Teks
Aron, Arthur, author
Prentice-Hall, 1997
Buku Teks
Tosi, Henry L.
John Wiley & Sons, 1977
Buku Teks