Rapar, J.H.
Rajawali, 1988
Buku Teks
Bluck, R.S
Routledge & Kegan Paul, Ltd, 1955
Buku Teks
The Bobbs-Merril,l Company, Inc, 1952
Buku Teks
Cornford, Francis Macdonald
Routledge & Kegan Paul LTD, 1956
Buku Teks
Cornford, Francis Macdonald
Routledge & Kegan Paul, 1958
Buku Teks