When the mountains move : technical assistance and the changing face of Latin America /
Behrman, Daniel,author.
Erickson, John,1929-2002,former owner.StEdNL
Erickson, Ljubica,former owner.StEdNL
Great Britain.Her Majesty's Stationery Office.
Unesco,issuing body.
"Dec. 1954."
"Sold but not published by H.M. Stationery Office."
John and Ljubica Erickson collection.