Triffin, Robert, author
Yale University Press, 1961
Buku Teks
Triffin, Robert, author
Oxford University Press, 1957
Buku Teks
Gold, Ed.
New York, N.Y. Fairchild c.1963,
Buku Teks
Sage, 1986
Buku Teks
Bowie, Robert R
ColumbiaUniversity Press, 1964
Buku Teks