Bowden, John, author
How to Books, 1994
Buku Referensi
Riebel, John P., author
Arco, 1978
Buku Teks
Lester, James D. Sr., 1935-2006, author
Pearson, 2015
Buku Teks
Lester, James D. Sr., 1935-2006, author
Pearson, 2015
Buku Teks
Thomas, R. Murray (Robert Murray), 1921-, author
Corwin Press, 2008
Buku Teks