publisher: Open University Press publish date: September 28th 1995
format: hardcover pages: 206
language: English
ISBN:
0335193838 (9780335193837)
publisher: Routledge publish date: January 4th 2001
format: paperback pages: 192
language: English
ISBN:
0415232473 (9780415232470)
publisher: Ioe Press publish date: November 1st 2008
format: paperback pages: 232
language: English
ISBN:
0854738029 (9780854738021)