publisher: Unwin Hyman publish date: February 1989
format: hardcover pages: 288
language: English
ISBN:
0044452365 (9780044452362)
publisher: Routledge publish date: June 1st 1989
format: paperback pages: 312
language: English
ISBN:
0044452373 (9780044452379)
language: English
ISBN:
0333396510 (9780333396513)