Brinton, Crane, 1898-1968, author
Prentice-Hall, 1952
Buku Teks
Laski, Harold J., author
George Allen and Unwin, 1946
Buku Teks
Laski, Harold J., author
George Allen and Unwin, 1952
Buku Teks
Wang, Ching-Wei
[T.p.], [T.th.]
Buku Teks
Salvemini, Gaetano
W.W. Norton & Company, 1962
Buku Teks