Digby, Margaret
Basil Blackwell , 1956
Buku Teks
Tung, Ta-Lin
Foreign Language Press, 1959
Buku Teks
Basil Blackwell , 1950
Buku Teks
de Lauwe, Chombart
Organization for economic co-operation and development , 1960
Buku Teks
edted by Needham, Joseph
Pilot Press, 1948
Buku Teks