Youse, Bevan K., author
Allyn and Bacon, 1974
Buku Teks
Groza, Vivian Shaw
W.B. Saunders, 1975
Buku Teks
Hutchison, Donald, author
McGraw-Hill, 2000
Multimedia
Kolman, Bernard, 1932-, author
Macmillan, 1970
Buku Teks
Woodbury, George
Pearson/Addison-Wesley, 2009
Multimedia