Kiralfy, A.K.R.
Sewwt & Maxwell Limited, 1960
Buku Teks
Smith, Tara, 1961-, author
Cambrigde University Press , 2015
Buku Teks
Smith, Tara, 1961-, author
Cambridge University Press, 2015
eBooks
Hahn, Elliott J., author
Quorum Books, 1984
Buku Teks
Friedmann, Wolfgang, 1907-1972, author
Stevens & Sons, 1949
Buku Teks