publisher: Open University Press
format: paperback pages: 157
language: English
ISBN:
0335156843 (9780335156849)
publisher: Open University Press
format: paperback
language: English
ISBN:
0780335156849
publisher: Open University Press publish date: July 1st 1992
format: hardcover pages: 157
language: English
ISBN:
0335156851 (9780335156856)