publisher: Iowa State Press
publish date: July 30th 1988
format: paperback pages: 216
ISBN:
0813802997 (9780813802992)
publisher: Iowa State Press
format: paperback
language: English
ISBN:
0813802989 (9780813802985)
publisher: Longman Publishing Group publish date: May 15th 2000
format: paperback pages: 498
language: English
ISBN:
0801308828 (9780801308826)