Li, Ju-Chen
P. Owen , [1965]
Buku Teks
Morgan, Charles
Macmillan, 1946
Buku Teks
Bouman, P. J. (Pieter Jan)
McGraw-Hill , 1954
Buku Teks
Frederick A, Praeger; George Allen and Unwin Ltd., 1964
Buku Teks
Thubron, Colin
Little, Brown and Company, 1967
Buku Teks