Boone, Louis E.
Dryden Press, 1996
Buku Teks
Boone, Louis E.
Dryden Press, 1990
Buku Teks
Gloor, Peter A.
Emerald, 2017
eBooks
edited by Joel J. Lersier
Englewood Cliffs, N.J., Prentice-Hall
Buku Teks
Shubin, John A.
Barnes & Noble, 1975
Buku Teks SO