Mundhenk, Robert T., author
Houghton Mifflin, 1978
Buku Teks
Brookes, Arthur
Cambridge University Press, 1990
Buku Teks
Langan, John, 1942-, author
McGraw-Hill , 2001
Multimedia
Langan, John, 1942-, author
MCGraw-Hill, 2001
Multimedia
Langan, John, 1942-, author
McGraw-Hill, 2001
Buku Teks