Kochanek, Richard F., author
Harcourt Brace Jovanovich, 1990
Buku Teks
Arnold, John, author
Prentice-Hall, 1985
Buku Teks
Reeve, James M., 1953-, author
South Western Cengage Learning, 2012
Buku Teks
by Jefferson P. Jones ... [and others]
South-Western Cengage Learning, 2012
Buku Teks
Adrian, James J., author
Reston Publishing, 1979
Buku Teks