Rickmers, Albert D., author
McGraw-Hill, 1967
Buku Teks
Wonnacott, Thomas H., 1935-, author
John Wiley & Sons, 1972
Buku Teks
Runyon, Richard P., author
Ill. Richard D. Irwin , 1982
Buku Teks
Walpole, Ronald E., author
Macmillan, 1968
Buku Teks
Freund, John E., author
Prentice-Hall, 1980
Buku Teks