publisher: Harvard University Press publish date: January 1st 1930
format: hardcover
ISBN:
0674863267 (9780674863262)
publisher: Blackstone Audiobooks publish date: February 1st 2013
format: audiobook
ISBN:
1433270412 (9781433270413)
publisher: Barnes & Noble publish date: April 26th 2011
format: ebook pages: 220
ISBN:
1411451481 (9781411451483)