edited by Guy E. Weismantel
McGraw-Hill, 1981
Buku Referensi
Charles A. Harper, editor-in-chief
McGraw-Hill, 2001
Buku Referensi
edited by Michael Rines
Gower in Association with Marketing Magazine, 1981
Buku Teks
editor-in-chief, Robert H. Bishop
CRC Press, 2002
Buku Referensi
Maidment, David R., editor in chief
McGraw-Hill, 1993
Buku Referensi