publisher: Harper & Row (NY) publish date: November 28th 1973
format: hardcover pages: 186
language: English
ISBN:
006011987X (9780060119874)
publisher: Penguin publish date: November 22nd 1979
language: English
ISBN:
0140051333 (9780140051339)
format: hardcover
language: English
ISBN:
0434349267 (9780434349265)