Davies, David B.
McGraw-Hill, 1985
Buku Teks SO
Gitman, Lawrence J.
Addison-Wesley, 2003
Buku Teks
Gitman, Lawrence J.
Addison-Wesley, 1997
Buku Teks SO
Gitman, Lawrence J.
Addison-Wesley, 2000
Buku Teks SO
Lerner, Eugene M.
Harcourt Brace Jovanovich , 1971
Buku Teks SO