Ian D. Richardson
United States. Congress. House. Committee on Invalid Pensions
United States. Congress. House. Committee on Military Affairs
Efrayim Natanzon
Mervyn J. Love
United States. Congress. Senate. Committee on Interoceanic Canals
Colloque sur la gestion de l'entreprise agricole, "la seconde vague de la gestion" (4th 1991 Drummondville, Québec)
United States. Congress. Senate. Committee on Commerce
United States. Congress. Senate. Committee on Pensions
Agustín Salvia
United States. Congress. Senate. Committee on Claims
United States. Congress. House
Marian Krwawicz