publisher: Shamrock Eden Publishing publish date: July 2nd 2009
format: kindle pages: 366
language: English
ASIN: B002G1YSF4
publisher: Penguin publish date: November 1st 1988
format: paperback pages: 480
language: English
ISBN:
0140199012 (9780140199017)
publisher: Sage Publications (CA) publish date: January 1st 1981
format: hardcover
language: English
ISBN:
0803915063 (9780803915060)