Keith, Agnes Newton
Land below the wind / by Agnes Newton Keith
Little, Brown and Company, 1939
 Buku Teks
Ryan, N.J
The Making of modern Malaysia and Singapore
Oxford University Press, 1970
 Buku Teks
Malaysia year book 1971
The Straits Times Press, 1971
 Buku Teks
Warin, Cassandra
In penang / Cassandra Warin
MPH Group Publishing Sdn Bhd, 2003
 Buku Teks
Kita tetap mengganjang "Malaysia" projek neo-kolonialis!
P.N. Pertjekan Negara, 1964
 Buku Teks