Christy, George A., author
McGraw-Hill, 1960
Buku Teks
Francis, Jack Clark, author
McGraw-Hill, 1988
Buku Teks
Francis, Jack Clark, author
McGraw-Hill, 1980
Buku Teks
Bellemore, Douglas H., author
South-Western Publishing, 1974
Buku Teks
Amling, Frederick, author
Prentice-Hall, 1965
Buku Teks