publisher: Da Capo Press publish date: December 12th 1988
format: paperback pages: 393
language: English
ISBN:
0306802902 (9780306802904)
publisher: Horizon Press publish date: January 1st 1977
format: hardcover pages: 393
language: English
ISBN:
0818012153 (9780818012150)
language: English
ISBN:
0704321750 (9780704321755)