publisher: Sage Publications (CA) publish date: September 11th 1991
format: paperback pages: 75
language: English
ISBN:
0803939051 (9780803939059)
publisher: Cambridge University Press publish date: February 25th 2013
format: paperback pages: 240
language: English
ISBN:
1107606667 (9781107606661)
ASIN: 1107606667
publisher: Bedford/St. Martin's
publish date: March 28th 2008
format: hardcover
ISBN:
0312544529 (9780312544522)