Kenny, Philip H.
Studying law
Butterworth, 1994
 Buku Teks
Toffler, Alvin
Future shock
Bantam Books, 1990
 Buku Teks SO
Toffler, Alvin
Future shock
Pan Books , 1971
 Buku Teks SO
Studying child psychology
by Malcolm Hardy ... [and others]
Weidenfeld and Nicolson, 1990
 Buku Teks SO
Studying health and disease
edited by Kevin McConway and Basiro Davey
Open University Press, 2003
 Buku Teks SO