Ohrtman, Franklin D., author
McGraw-Hill, 2003
Buku Teks
Goodman, David J., author
Addison-Wesley , 1997
Buku Teks
Rappaport, Theodore S., 1960-, author
Prentice-Hall, 1996
Buku Teks
Rappaport, Theodore S., 1960-, author
Prentice-Hall, 2002
Buku Teks
Camm, F. J., editor
George Newnes Limited, 1960
Buku Referensi