publisher: Berrett-Koehler Publishers publish date: February 6th 2012
format: paperback pages: 272
language: English
ISBN:
1609944666 (9781609944667)
publisher: Berrett-Koehler Publishers publish date: February 1st 2011
format: hardcover pages: 272
language: English
ISBN:
1936227061 (9781936227068)