Zakariyya, Abi al-Husayn Ahmad, author
Dar Haya`i al-kitab al-Arabiyyah, 1949
Buku Teks
edited by Mortimer J. Adler
Encyclopedia Britanica, 1990
Buku Referensi
R.Ng. (Raden Ngabehi) Yasadipura I, author
Bale Pustaka, 1938
Buku Klasik
Bale Pustaka, 1940
Buku Klasik
Publication Division , 1887
Buku Referensi