Michael Halliday
Vladimir N. Pregelj
David J. Young
United States. Congress. Senate. Committee on the Judiciary
Tsung-Yu Sze
Andreas Dür
David M. Sassoon
Werner Dürkes
Henry Mark Holzer
United States. Congress. House. Committee on Ways and Means
Klaus Bonhoeffer
Deborah Fosbrook
P. Abas
Ewald Kuhr
Mark Anderson
Yehiel Hayon
Library of Congress. Copyright Office.
United States. Congress. Senate. Committee on Finance
United States. Congress. House. Committee on Ways and Means. Subcommittee on Trade.