Jewell, Linda N., author
Brooks/Cole, 1998
Buku Teks
Riggio, Ronald E., author
Routledge, 2016
Buku Teks
Miner, John B., author
McGraw-Hill, 1992
Buku Teks
Gilmer, B. von Haller (Beverly von Haller), 1909-1994, author
McGraw-Hill, 1977
Buku Teks
Spector, Paul E., author
Jones & Bartllett, 2012
Buku Teks