Hansen, Alvin Harvey, 1887-1975, author
McGraw-Hill, 1949
Buku Teks
Mehmet Ezer, author
Bank Indonesia Institute, 2019
Artikel Jurnal
Patinkin, Don
Harper & Row, Publishers, 1972
Buku Teks
Federal Reserve Bank of Boston, 1994
Buku Teks
Goeltom, Miranda S., author
[publisher not identified], 2007
Buku Teks