Neustadt, Richard E., author
John Wiley & Sons, 1961
Buku Teks
Bayat, Asef
Columbia University Press, 1997
Buku Teks
Kuehn, Thomas, author
Brill, 2011
eBooks
Kuehn, Thomas, author
Brill, 2011
Buku Teks
Bonea, Amelia, author
Oxford University Press, 2016
eBooks