editor; Hashim Hashim, Paul Abrams, Roger Dmochowski
Springer, 2008
Buku Teks
Morton, Joyce, author
Prentice-Hall, 1998
Buku Teks
Oliverio, Mary Ellen, 1926-, author
South Western Cengage Learning, 2013
Buku Teks
Fruehling, Rosemary T., author
McGraw-Hill, 1987
Buku Teks
edited by Sharon Fillingham and Jean Douglas
Bailliere Tindall , 2000
Buku Teks