publisher: Routledge publish date: March 1st 1981
format: hardcover pages: 100
language: English
ISBN:
0416305504 (9780416305500)
publisher: Routledge Kegan & Paul publish date: July 1st 1987
format: paperback pages: 396
language: English
ISBN:
0416700004 (9780416700008)
language: English
ISBN:
0416081401 (9780416081404)