Voice of American Forum Lectures, 1968
Buku Teks
Otto Soemarwoto, author
Djambatan, 1983
Buku Teks
Eka Budianta, author
Pustaka Pembangunan Swadaya Nusantara, 1997
Buku Teks
D. Dwidjoseputro, author
Erlangga , 1994
Buku Teks
edited by W. Schroder [and others]
Ernst & Sohn , 1996
Buku Teks