Laird, Donald A., author
McGraw-Hill, 1958
Buku Teks
Blum, Milton L., author
Harper & Row, 1968
Buku Teks
Lucas, Bill, author
Nicholas Brealey Publishing, 2002
Buku Teks
edited by P.J.D. Drenth ... [and others]
Wiley, 1984
Buku Teks
Strasser, Stephen, author
ian Xia Wen Hua, 1994
Buku Teks