Kementerian penerangan RI, 1953
Buku Teks
W.J.S. Poerwadarminta
Djakarta: Groningen, 1957
Buku Teks
Nur Sutan Iskandar
Balai Pustaka, 1960
Buku Teks
Samuel Kotz, Norman L. Johnson, editors-in-chief
John Wiley & Sons, Inc., 1982
Buku Referensi
edited by Julia Annas
Clarendon Press , 1985
Buku Teks