Berger, Peter L., author
Anchor Books, 1990
Buku Teks
Davie, Grace, author
SAGE, 2013
Buku Teks
Johnstone, Ronald L., author
Prentice-Hall, 1975
Buku Teks
Robinson, Simon, 1951-,author
Jessica Kingsley Publishers, 2008
Buku Teks
Robertson, Roland
Aksara Persada, 1986
Buku Teks