Prince among men: recollections and reflections on Tunku Abdul Rahman Putra
edited by Prabhakaran S. Nair
National Archives of Malaysia, 2011
 Buku Referensi
Tunku Shamsul Bahrin
Beyond Resettlement : a comparative study of the impact of resettlement programmes in Southeast Asia / Tunku Shamsul Bahrin
Southeast Asian Studies Program, 1988
 Buku Teks
Abdul Rahman Abdul Aziz
Amanat presiden: demi agama, bangsa, dan negara 1951-1971 Tunku Abdul Rahman
Berita Publishing Sdn Bhd, 2009
 Buku Teks
Ciputra
Ciputra, the entrepreneur: the passion of my life
Gramedia Pustaka Utama , 2019
 Buku Teks SO
Erickson, Gary
Raising the bar : integrity and passion in life and business : a journey toward sustaining your business, brand, people, community, and the planet
Jossey-Bass, 2004
 Buku Teks