Chamil Wariya
Najib Razak: prime minister of Malaysia
MPH Group Publishing Sdn Bhd, 2009
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Wong, Sulong
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MPH Group Publishing Sdn Bhd, 2011
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Che Det : Tun DR Mahathir Mohamad perdana menteri Malaysia ke-4 Malaysia's 4th prime minister 16.07.1981-31.10.2003
Pertubuhan Berita Nasional Malaysia, 2011
 Buku Referensi
Hughes, Colin Anfield
Mr Prime Minister : Australian Prime Ministers, 1901-1972
Oxford University Press, 1976
 Buku Teks SO
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