Korner, S., author
Penguin Books, 1955
Buku Teks
Steinhoff, Dan, author
McGraw-Hill, 1979
Buku Teks
Monsen, R. Joseph, author
Houghton Mifflin, 1967
Buku Teks
Eckes, George, author
McGraw-Hill, 2005
Buku Teks
Gates, Bill, author
John Wiley, 1998
Buku Teks