Converse, Paul Dulaney, 1889-, author
Prentice-Hall, 1947
Buku Teks
Converse, Paul Dulaney, 1889-
Prentice-Hall, 1948
Buku Teks
Barban, Arnold N.
NTC Business Books, 1993
Buku Teks
Ivey, Paul W.
Prentice-Hall, 1961
Buku Teks
Pederson, Carlton A.
Richard D. Irwin, Inc., 1966
Buku Teks