Luksetich, William A.
Little, Brown, 1982
Buku Teks
Grampp, William D.
Richard D. Irwin , 1953
Buku Teks
Richard D. Irwin, Inc., 1958
Buku Teks
Clarke E. Cochran, Lawrence C. Mayer, T.R. Carr, N. Joseph Cayer, Mark J. McKenzie, Laura R. Peck
USA Cengage Learning, 2016
Buku Teks
Hird, John A.
Wadsworth , 2004
Buku Teks