Australia : Playhouse Press
Majalah, Jurnal, Buletin
Steele, James, author
Academy Editions, 1996
Buku Teks
Jones, Margo, author
McGraw-Hill, 1965
Buku Teks
Ibn Battuta
Routledge & Kegan Paul , 1957
Buku Teks
May, Karl, author
Pustaka Primatama, 2004
Buku Teks