Mayer, J.P., author
Faber and Faber, 1948
Buku Teks
O`Brien, Robert W.
Houghton Mifflin, 1964
Buku Teks
Roucek, Joseph S., author
Bina Aksara, 1984
Buku Teks
Rose, Arnold M., author
Alfred A.Knopf, 1969
Buku Teks
Chambliss, William J., author
McGraw-Hill, 1975
Buku Teks