- ISBN10 0674421795
- ISBN13 9780674421790
- Publish Date 5 February 1972 (first published 1 January 1961)
- Publish Status Active
- Publish Country US
- Imprint Harvard University Press
- Edition 3rd 4th Printing 1977. Reprint 2014 ed.
- Format Hardcover
- Pages 242
- Language English