publisher: Holmes & Meier Pub publish date: June 28th 1971
format: hardcover pages: 114
ISBN:
0841900957 (9780841900950)
format: paperback pages: 108
language: English
publisher: British Broadcasting Corporation publish date: January 1st 1974
format: hardcover pages: 10
language: English
ISBN:
0435280910 (9780435280918)
publisher: Indiana University Press publish date: November 1st 1980
format: hardcover pages: 327
language: English
ISBN:
0253196191 (9780253196194)
publisher: Penguin Classics publish date: February 1st 1999
format: paperback pages: 480
language: English
ISBN:
0141181001 (9780141181004)