Schuman, Frederick L.
McGraw-Hill, 1958
Buku Teks
Sastri, K.A. Nilakanta
Oxford University Press, 1958
Buku Teks
Lamb, Alastair
Oxford University Press, 1964
Buku Teks
Levi, Werner
University of Minnesota Press, 1954
Buku Teks
Malchow, Howard L.
Bloomsbury Academic, an imprint of Bloomsbury Pub, 2016
Buku Teks