Bowman, Cliff, author
Prentice-Hall, 1990
Buku Teks
Rue, Leslie W., author
McGraw-Hill Publishing Company, Ltd., 1989
Buku Teks
Rothaermel, Frank T., author
Rothaermel, Frank T., 2017
Buku Teks
David, Fred R.
Pearson, 2017
Buku Teks
edit oleh I Gusti Ngurah Agung
The Ary Suta Center, 2010
Buku Teks