Bale Pustaka, 1941
Buku Klasik
Publication Division , 1889
Buku Referensi
Mortimer J. Adler, editor in chief
Encyclopedia Britanica,
Buku Referensi
Soewito Santoso
Gadjah Mada University Press, 1973
Buku Teks
Rajagopalachari, C., author
IRCiSoD (Diva Press), 2012
Buku Teks