Trimmer, Joseph F., author
Houghton Miffiln, 1981
Buku Teks
Muller, Gilbert H., author
McGraw-Hill, 1987
Buku Teks
Buscemi, Santi V., author
McGraw-Hill , 2002
Buku Teks
Conlin, Mary Lou
Houghton Miffiln, 1983
Buku Teks
Connelly, Mark, author
Wadsworth and Cengage Learning, 2013
Buku Teks