by Herbert Spencer
publisher: University Press of the Pacific publish date: March 1st 2004
format: paperback pages: 520
language: English
ISBN:
1410212114 (9781410212115)
publisher: Liberty Fund Inc. publish date: August 1st 1978
format: paperback pages: 522
language: English
ISBN:
0913966754 (9780913966754)
publisher: Liberty Fund Inc. publish date: August 1st 1978
format: hardcover pages: 136
language: English
ISBN:
0913966339 (9780913966334)