publisher: Open University Press publish date: December 14th 2001
format: paperback pages: 194
language: English
ISBN:
0335202500 (9780335202508)
publisher: Open University Press publish date: January 1st 2001
format: ebook
language: English
ISBN:
1281131644 (9781281131645)
publisher: Open University Press
format: hardcover pages: 213
language: English
ISBN:
0335202519 (9780335202515)