publisher: Routledge & Kegan Paul Books publish date: January 1st 1988
format: hardcover pages: 284
language: English
ISBN:
0710212682 (9780710212689)
publisher: Open University Press publish date: January 1st 1997
format: hardcover pages: 235
language: English
ISBN:
0335197418 (9780335197415)
publisher: Routledge publish date: September 2nd 2003
format: ebook pages: 224
ISBN:
1134845081 (9781134845088)