publisher: Oxford University Press, USA publish date: April 6th 2004
format: hardcover pages: 352
language: English
ISBN:
0198286546 (9780198286547)
publisher: Oxford University Press, USA publish date: February 1st 2008
format: paperback pages: 370
language: English
ISBN:
0199226148 (9780199226146)
publisher: Inter-American Development Bank publish date: June 1st 2010
format: paperback pages: 263
language: English
ISBN:
0821378376 (9780821378373)