Mill, John Stuart
Perihal kebebasan = On liberty
Yayasan Obor Indonesia, 1996
 Buku Teks SO
Krishnamurti, Jiddu, 1895-1986
Perihal pendidikan
Yayasan Krisnamurti Indonesia, 1979
 Buku Teks SO
Purnawidhi W. Purbacaraka
Perihal kaedah hukum
Alumni, 1982
 Buku Teks SO
Purnawidhi W. Purbacaraka
Perihal kaedah hukum
Alumni, 1986
 Buku Teks SO
Purnawidhi W. Purbacaraka
Perihal kaedah hukum
Citra Aditya Bakti, 1989
 Buku Teks SO