Thompson, R. Campbell, author
Luzas, 1908
Buku Teks
Thompson, R. Campbell, author
Buku Teks
Kelly, Alfred H., author
W.W. Norton & Company, 1955
Buku Teks
Kelly, Alfred H., author
W.W. Norton, 1983
Buku Teks
Kelly, Alfred H., author
W.W Norton & Company Inc., c 19
Buku Teks