edited by the London office of Hosein University
Hosei University , 1996
Buku Teks
Eyestone, Robert, author
John Wiley & Sons, 1978
Buku Teks
Coulshed, Veronica, author
Macmillan, 1988
Buku Teks
Indri Sulastri, author
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 2018
UI - Makalah dan Kertas Kerja
Edited Kurt Finsterbusch and George Mckenna
Dushkin Publishing Group, 1986
Buku Teks