S.l. s.n. s.a,
Buku Teks
Kilgannon, Pete, author
McGraw-Hill, 1980
Buku Teks
Bryson, John A., author
American Institute of Banking, 1959
Buku Teks
Eder, Phanor J., author
New York University press, 1950
Buku Teks
Eder, Phanor J., author
Oxford University Press, 1950
Buku Teks