Berry, Michael A.
Dryden Press, 1990
Buku Teks
Myers, Michele Tolela
McGraw-Hill, 1982
Buku Teks
Langer, Arthur M., editor
Springer, 2012
eBooks
[edited] by Stephen B. Hulley, Steven R. Cummings with major contributions by Warren S. Browner, Thomas B. Newman, Norman Hearst
Williams and Wilkins, 1988
Buku Teks SO
Freedman, M. David
Prentice-Hall, 1983
Buku Teks SO