by William Ebenstein [and others]
Harper & Row, Publishers, 1970
Buku Teks
Pinkney, Robert, author
Open University Press, 1993
Buku Teks
Jepson, Paul
Periplus Edition, 1997
Buku Referensi
Macpherson, C.B., author
Oxford University Press, 1978
Buku Teks
edited by Abdul Rashid Moten and Noraini M. Noor
Thomson , 2007
Buku Teks