Farrelly, Lorraine, author
Wiley-Academy, 2003
Buku Teks
Schodek, Daniel L., author
Prentice-Hall, 1980
Buku Teks
Schodek, Daniel L., author
Prentice-Hall, 1998
Buku Teks
Schodek, Daniel L., author
Prentice-Hall, 1998
Buku Teks
Nervi, Pier Luigi, author
McGraw-Hill , 1956
Buku Teks