Rachman, David J., author
Dryden Press, 1980
Buku Teks
edited by Edward C. Bursk and John F. Chapman
New American Library, 1964
Buku Teks
Cundiff, Edward W., author
Prentice-Hall of India, 1980
Buku Teks
Kurtz, David L., author
The Dryden Press , 1981
Buku Teks
Alex Soemadji Nitisemito, author
Ghalia Indonesia, 1984
Buku Teks