Hunter, Robert E., author
Praeger, 1982
Buku Teks
Frederick A. Praeger, Publisher, 1966
Buku Teks
Hartmann, Frederick H., author
Macmillan, 1985
Buku Teks
Firges, Pascal, author
Oxford University Press, 2017
eBooks
Aria TM Wibisono, author
UI-Press, 2010
Buku Teks