Laski, Harold J.
George Allen and Unwin, 1952
Buku Teks
Laski, Harold J.
George Allen and Unwin, 1946
Buku Teks
Wang, Ching-Wei
[T.p.], [T.th.]
Buku Teks SO
Wu, Yu-Chang
Foreign Languages Press, 1962
Buku Teks SO
Salvemini, Gaetano
W.W. Norton, 1962
Buku Teks SO