Schaefer, Richard T, author
McGraw-Hill, 2011
Buku Teks
Ferrante, Joan, author
Cengage Learning, 2016
Buku Teks
Green, Bryan S. R.
Pergamon Press , 1966
Buku Teks
Thompson, Kenrick S., author
McGraw-Hill , 1994
Buku Teks
Harvey, Lee, author
Macmillan, 1993
Buku Teks