Hodgetts, Richard M., author
McGraw-Hill, 1991
Buku Teks
Farmer, Richard N., author
Dickinson, 1968
Buku Teks
Beamish, Paul W., 1953-, author
Irwin, 1997
Buku Teks
Hodgetts, Richard M., author
McGraw-Hill/Irwin , 2003
Buku Teks
Hodgetts, Richard M., author
Irwin McGraw-Hill, 200
Buku Teks