Garrison, Paul, author
TAB Books, 1982
Buku Teks SO
Fernandez, Judi N., 1941-, author
John Wiley & Sons, 1981
Buku Teks
Science Research Associates , 1967
Buku Teks SO
Science Research Associates , 1967
Buku Teks SO
Diacogiannis, George, author
Addison-Wesley Publishing, 1991
Buku Teks SO