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Allyn and Bacon, 1989
Buku Teks
Cohen, Lillian, author
Prentice-Hall, 1955
Buku Teks
Andi Baso Rahman, author
2013
UI - Tesis (Membership)
edited by Edwin J. Thomas
Free Press, 1967
Buku Teks
edited by Raymond Cochrane and Douglas Carrol
Falmer Press, 1991
Buku Teks