Rachel Koh
Page one publishing pte ltd, 2010
Buku Teks
Lombardo, Josef Vincent, author
Barnes & Noble, 1956
Buku Teks
Sidheswar, N.
ata McGraw-Hill, 1980
Buku Teks
Goodban, William T., author
McGraw-Hill, 1979
Buku Teks
French, Thomas Ewing, 1871-1944, author
McGraw-Hill, 1978
Buku Teks