Fisher, Louis
The law of the executive branch : presidential power
Oxford University Press, 2014
 Buku Teks
Rais Yatim
Freedom under executive power in Malaysia : a study of executive supremacy
Endowment SDN, 1995
 Buku Teks
Alvarez, Jose luis
Sharing executive power : roles and relationships atthe top
Cambridge University Press, 2005
 Buku Teks
Renfree, H.E.
The executive power of the commonwealth of Australia / H.E. Renfree
Legal Books, 1984
 Buku Teks
Siu, Ralph Gun Hoy
Transcending the power game : the way to executive serenity / Ralph Gun Hoy Siu
John Wiley & Sons, 1980
 Buku Teks