Springer Singapore, 2019
eBooks
Rudolf Seising, editor, Veronica Sanz, editor
[Springer, Springer], 2012
eBooks
Srikanta Patnaik, editor, Yeon-Mo Yang, editor
[, Springer], 2012
eBooks
edited by John Eatwell, Murray Milgate and Peter Newman
Macmillan, 1988
Buku Referensi
Galloway, Lee, author
Alexander Hamilton Institute, 1914
Buku Teks